12
1
Find the interval, so that the function $f(x) = x^x$ is decreasing.
Differentiation
Increasing And Decreasing
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2
Evaluate $\int_0^{log_e5} \, \frac{e^x\sqrt{e^x-1}}{e^x+3} \, dx$
Integration
Definite integration
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3
Evaluate $\int_0^\frac{\pi}{2} (\sqrt{tan x} + \sqrt{cot x})dx$.
Integration
Definite integration
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4
Find the interval so that $f(x)=e^{ax} +e^{-ax}$, a greater than 0 is monotonically increasing.
Differentiation
Increasing And Decreasing
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5
Evaluate $\int_0^\frac{\pi}{4}log(1+tan \, x)dx$.
Integration
Definite Integration
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6
Evaluate $\int \, \frac{x^2}{1+x^4} \, dx$
Integration
Indefinite integration
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7
The solution of the differential equation $x \frac{dy}{dx}=cot \, y$.
Differential Equations
First Order Differential Equations
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8
If $| \vec{a} + \vec{b} | = | \vec{a} -\vec{b} |$, then prove that $\vec{a}$ is perpendicular to $\vec{b} $.
Vectors
Position Vectors
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9
Find the area bounded by the curves $x^2$ = 4y and x = 4y - 2.
Integration
Area using Integration
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10
Find the image of point (1, 3, 4) in the plane 2x-y+z+3=0.
Three Dimensional Geometry
Plane and Straight Line
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11
Find the minimum value of $\frac{(a+x)(b+x)}{c+x)}$ where a,b > c abd c $\ne$ 0.
Differentiation
Maximum and minimum
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12
Integrate $\int \sqrt{\frac{1-x}{1+x}}$ .
Integration
Indefinite Integration
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13
$\int_{-2}^{2} |x(x-1)| \,dx$
Integration
Definite integration
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14
Find the point on the curve $y = x^3 - 11x + 5$ at which the equation of the tangent is y=x-11
Differentiation
Tangents And Normals
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15
Find the image of the point (1, 6, 3) in the line $\frac{x}{1}=\frac{y-1}{2}=\frac{z-2}{3}$.
Three Dimensional Geometry
Planes and Straight Lines
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11
1
How many different nine-digit numbers can be formed from the digits of 223355888 by rearrangement of digits so that odd digits occupy even places.
Algebra
Permutation And Combination
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2
Express $\frac{1}{1-cos \, \theta +2i \, sin \, \theta} $ in the form of a+ib.
Algebra
Complex Number
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3
Solve: $2 cos(x^3+x)=2^x+2^{-x}$.
Trigonometry
General solutions
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4
Solve $\frac{a}{ax-1}+\frac{b}{bx-1}=a+b$ where a+b ≠ 0 and ab ≠ 0.
Algebra
Quadratic Equations
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5
$8^{1+|cos \, x| +|cos^2 \, x| +|cos^3 \, x| + ... to \, ∞ } =4^3 $, where x belongs to ($- \pi , \pi $).
Algebra
Sequence and series
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6
If $x=-5+2\sqrt{-4}$, find the value of $x^4+9x^3+35x^2-x+4$.
Algebra
Complex Number
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7
Express the $ \frac{(2+3i)^2}{2+i}$ in the form of a+ib.
Algebra
Complex Number
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8
Factorise $x^4 + 4$.
Algebra
Complex Number
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9
If $(59)^{59} + 2$ is divided by 58, find the remainder.
Algebra
Binomial Theorem
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10
$\sqrt{\frac{1}{\sqrt{x}}+\sqrt{x+1}}$
Differentiation
Functions
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11
Find the interval of $\frac{sin \, x \, cos \, 3x}{sin \, 3x \, cos \, x}$, for any real x.
Trigonometry
Ratios and Identities
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12
Find the positive square root of $2^{\frac{1}{2}}.4^{\frac{1}{4}}.8^{\frac{1}{8}}.16^{\frac{1}{16}}... ∞$
Algebra
Sequence and series
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13
Evaluate : $ \lim _{x \to 0 } \frac{x^3 -3x}{x}$
Differentiation
Limit And Continuity
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14
Find the smallest integer n, so that $ (\frac{1+i}{1-i})^{^n}=1 $
Algebra
Complex Number
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15
$1.3^2+2.5^2+3.7^2+... $ to 20 terms = ?
Algebra
Sequences And Series
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16
Find the value of $^{47}C_4 +\Sigma_{i=1}^5 {^{(52-i)}C_3 } $.
Algebra
Permutation And Combination
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17
If $a^2+b^2+c^2=1$, then find the maximum and minimum value of ab+bc+ca.
Algebra
Inequality
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18
Evaluate : C(15, 8)+C(15, )-C(15, 6)-C(15, 7) .
Algebra
Permutation And Combination
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19
Find the interval of x such that $x^{12}-x^9+x^4-x+1 \gt 0$
Algebra
Inequality
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20
If $\frac{2x+1}{2x-1} = \frac{x+1}{x-1}$, then find f(x).
Differentiation
Function
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21
Find the value of $(3+3ω^2+5ω)^6 - (2+6ω^2+2ω)^3$ where ω is the cube root of unity.
Algebra
Complex Numbers
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22
The value of the sum $\qquad \sum_{n=1}^{13}(i^{n}+i^{n+1}) $ where i = $\sqrt{-1}$   a)   i       b) i-1      c)  -i       d)   0
Algebra
Complex Number
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23
If A + B = $405^o$ then the value of $\frac{cot \, A}{1+cot \, A}.\frac{cot \, B}{1+cot \, B}$ is a) 1      b) $\frac{1}{3}$      c) 2      d) $\frac{1}{2}$
Trigonometry
compound Angles
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24
Prove that $\sqrt{ \frac{1+sin \, x}{1-sin \, x}}=tan(\frac{\pi}{4}+\frac{x}{2}$).
Trigonometry
Sub-multiple Angles
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25
If $\sqrt{2}x=1+i$, then find the value of $x^6+x^4+x^2+1$
Algebra
Complex Number
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26
If (a+b) ∝ √(ab), then prove that (√a+√b) ∝ (√a-√b)
Algebra
variation
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27
Express $\frac{2+i}{4i+(1+i)^2}$ in the polar form r(cos θ + i sin θ).
Algebra
Complex Number
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28
If $C(35, n+7) = C(35, 4n-2)$, find n.
Algebra
Permutation And Combination
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29
If sin θ sec θ = -1 where $ \frac{\pi}{2} \lt θ \lt \pi $, then find the value of cosec θ, cos θ .
Trigonometry
Associative Angles
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30
How many odd numbers of six significant digits can be form with the digits 0, 1, 2, 5, 6, 7 when no digit is repeated.
Algebra
Permutation And Combination
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31
Prove that $101^{50} \gt 99^{50}+100^{50}$.
Algebra
Permutation And Combination
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32
$(5+2√6)^{x^2 - 3} $ + $(5-2√6)^{x^2 - 3} = 10$, x=?
Algebra
Surds
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33
Solve: $e^{sin \, x} - e^{-sin \, x} = 4$
Trigonometry
Trigonometric Equations
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34
Find the value of $tan \frac{5\pi}{8} $ or $tan \, 112 \frac{1}{2}^o $.
Trigonometry
Ratios and identites
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35
If z = x+iy and $ω=\frac{1-iz}{z-i}$, then |ω| = 1 implies that     a) z lies on imaginary axis    b) z lies on real axis    c) z lies on unit circle    d) None of these
Algebra
Complex Numbers
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36
If $a \le sin^2 \theta \, + cos^4 \theta \le b $, find the values of a and b.
Trigonometry
Trigonometric inequality
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37
If a, b, c greater than 0, prove that (a+b+c)$ (\frac{1}{a}+\frac{1}{b}+\frac{1}{c} ) \ge 9$.
Algebra
Inequality
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38
If $cot \, θ = \frac{12}{5}$, where $\pi \lt \theta \lt \frac{3\pi}{2}$, then find sin θ, cos θ, tan θ, sec θ and cosec θ.
Trigonometry
Associative Angles
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39
Find the value of $sin \, 600^o \, tan(-690^o) $.
Trigonometry
Asso Angles
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40
4+5$(-\frac{1}{2}+\frac{i \sqrt{3}}{2})^{334}+5(-\frac{1}{2}$+$\frac{i \sqrt{3}}{2})^{365}=?$, where $i=\sqrt{-1}$.
Algebra
Complex Number
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41
Find the greatest and least values of the expression $\frac{x^2+2x+1}{x^2+2x+7}$ for real values of x.
Algebra
Quadratic Equations
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42
If f(x)=$ \frac{1-x}{1+x}$, then f(f(cos x))=?
Differentiation
Function
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43
If $f(x)=\frac{x^2 -1}{x^2 +1}$, find the minimum of f(x).
Differentiation
Function
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44
Find the nature of the roots of the equation (x-b)(x-c)+(x-b)(x-c)+(x-b)(x-c)=0
Algebra
Quadratic Equations
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45
i) $ \lim _{θ \to \frac{\pi}{2} }(sec \,θ -tan \, θ )$ ii) $ \lim _{x \to 0 }\frac{x.2^x -x}{1-cos \, x} $ |
Limits and Continuities
Limits
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46
The ratio of sums of m and n terms of an A. P.is $m^2 : n^2$. Show that the ratio of the m th and n th term is (2m - 1) : (2n - 1).
Algebra
Sequence And Series
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47
If $z=\frac{\sqrt{3}+i}{2}$ then $z^{69}$ is equal to    a) -i      b) i      c) 1      d) -1
Algebra
Complex Number
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48
formulas: Sn = n/2 [2a + (n - 1)d] Sn = n/2 [a1 + an]
Algebra
Sequence And Series
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49
If $\frac{3+2i \, sin \, θ}{1-2i sin \, θ}$ is purely real, then find θ.
Algebra
Complex Number
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50
Find the value of $\sqrt{6+\sqrt{6+\sqrt{6+...}}}$.
Algebra
Surds
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51
Solve for x. $x√x =√(x^x) $
Algebra
Surds
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52
Slope|Equation of lines|Point slope|Two point|Slope-interceptIntercept |Normal form|Parametric|
Co-ordinate Geometry
Straight Lines
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53
Find the value of $cot \, 7\frac{1}{2}^o$
Trigonometry
Ratios and identities
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54
To derive the formula for the nth term of an arithmetic progression (AP) is a_{n}=a+(n-1)d
Algebra
AP and GP
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55
If $- \frac{\pi}{4} \lt θ \lt \frac{\pi}{4}$, then then determine the values of a and b, such that $ a \lt cos \,θ - sin \,θ \lt b $.
Trigonometry
Ratios and identities
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56
Factorize $a^2-ab+b^2$.
Algebra
Complex Numbers
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10
1
Prove that $\frac{cos θ}{1 - tan θ} - \frac{sin^2 θ}{cos θ - sin θ} = cos θ + sin θ$
Trigonometry
T-ratios
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2
ব্যাস নয় এরূপ কোনো জ্যা-এর উপর বৃত্তের কেন্দ্র থেকে লম্ব অঙ্কন করা হলে, ওই লম্ব জ্যাটিকে সমদ্বিখণ্ডিত করে | Perpendicular drawn from center of a circle to a chord not a diameter perpendicularly bisects the chord.
Geometry
Theorems Related To Circle
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3
সমাধান করো : $\frac{a}{x-a} + \frac{b}{x-b} = \frac{2c}{x-c}$.
Algebra
Quadratic Equations
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4
দশম শ্রেণি, কষে দেখি -1.4, প্রশ্ন-3(ii) যদি দুই অঙ্কের একটি ধনাত্মক সংখ্যাকে উহার এককের ঘরের অঙ্ক দিয়ে গুন করলে গুণফল 189 হয় এবং দশকের ঘরের অঙ্ক এককের ঘরের অঙ্কের দ্বিগুণ হয়, তবে এককের ঘরের অঙ্কটি নির্ণয় করো |
Algebra
Quadratic Equation
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5
If $sin^4θ+sin^2θ=1$, then prove that $tan^4θ-tan^2θ=1$.
Trigonometry
T-ratios
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6
Prove that $sec^2θ+cosec^2θ=sec^2θ \, cosec^2θ$.
Trigonometry
T-ratios
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7
In $\triangle$ PQR, right-angled at Q, PR + QR = 25 cm and PQ = 5 cm. Determine the values of sin P, cos P and tan P.
Trigonometry
T-ratios
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8
Find the value of $3 (sin \, θ - cos \, θ)^4 +6(sin \, θ + cos \, θ)^2+4(sin^6θ + cos^6θ)$ .
Trigonometry
T-Ratios
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9
Prove that $sec^2θ+cosec^2θ \ge 4$
Trigonometry
T-ratios
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10
If cos θ+sec θ=2, then find the value of $ \, cos^5θ+sin^9θ.$
Trigonometry
T-ratios
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11
Find the value of $2 (sin^6θ + cos^6 θ)-3 (sin^4θ + cos^4θ)$ .
Trigonometry
T-ratios
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12
Part-2, Concept Of Measurement of Angle(পাঠ - 2, কোণ পরিমাপের ধারণা )
Trigonometry
Concept Of Measurement of Angle
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13
Prove that $\frac{cosec \, θ \, + cot \, θ}{cosec \, θ \, - cot \, θ}=(cosec \, θ \, + cot \, θ)^2$ = $1 \, + \, 2cot^2 \, θ +2cosec \, θ \, cot \, θ$.
Trigonometry
T-ratios
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14
একটি সরলরেখা দুটি এককেন্দ্রীয় বৃত্তের একটিকে A ও B বিন্দুতে এবং অপরটিকে C ও D বিন্দুতে ছেদ করেছে | যুক্তি দিয়ে প্রমাণ করি যে AC = BD
Geometry
Theorems Related To Circle
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15
(1 + tan θ + sec θ) (1 + cot θ – cosec θ) = ? choose one answer of the the following : (A) 0 (B) 1 (C) 2 (D)–1
Trigonometry
T-ratios
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16
1. যে কোনো বৃত্তের পরিধি ও ব্যাসের অনুপাত সর্বদা ধ্রুবক | এই ধ্রুবক -কে গ্রীক বর্ণমালার অক্ষর 𝛑 দ্বারা সূচিত করা হয় | 2. যে কোনো বৃত্তের চাপ দ্বারা সৃষ্ট সম্মুখ কোণ ঐ চাপের দৈর্ঘ্যের সমানুপাতিক | 3. এক রেডিয়ান পরিমিত কোণ ধ্রুবক কোণ |
Trigonometry
Measurement Of Angle
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17
Express 1 + 2 sin θ cos θ in perfect square.
Trigonometry
T-ratios
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18
Solve : $\frac{1}{(x-1)(x-2)}+ \frac{1}{(x-2)(x-3)}+ \frac{1}{(x-3)(x-4)}=\frac{1}{6}$
Algebra
Quadratic Equations
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19
Prove that $\frac{cos A – sin A +1}{cos A + sin A– 1}$ = cosec A + cot A.
Trigonometry
T-ratios
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20
সমাধান করো : $ (2x+1)^2+(x+1)^2=6x+47 $
Algebra
Quadratic Equations
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21
Prove that $\sqrt{\frac{1+cos \, θ}{1-cos \, θ}} $ = cosec θ + cot θ
Trigonometry
T-ratios
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22
Prove that $(sin \, θ + sec \, θ)^2 +(cos \, θ + cosec \, θ)^2$ = $(1 + sec \, θ \, cosec \, θ)^2$|.
Trigonometry
T-ratios
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23
If $\frac{sin θ}{x} = \frac{cos θ}{y}$ then prove that sin θ - cos θ=$\frac{x-y}{\sqrt{x^2+y^2}}$|
Trigonometry
T-ratios
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24
(cosec A – sin A)(sec A – cos A) =$\frac{1}{tanA + cot A}$
Trigonometry
T-ratios
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25
x=√7+√6 হলে i) $x+\frac{1}{x}$ iii) $x^2+\frac{1}{x^2}$ সরলতম মান কত ?
Algebra
Surds
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26
If $sin^2θ + sin θ = 1$ then prove that $cos^4 θ + cos^2 θ = 1 $
Trigonometry
T-ratios
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27
Prove that $\frac{1+sec \, θ-tan \, θ }{1+sec \, θ+tan \, θ }$ = $\frac{1-sin \, θ}{cos \, θ}$.
Trigonometry
T-ratios
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28
In triangle ABC, right-angled at B, if tan A = $\frac{1}{\sqrt{3}}$, find the value of sin A cos C + cos A sin C
Trigonometry
T-ratios
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29
কোন 4 : 7 সংখ্যা অনুপাতের পূর্বপদের সঙ্গে যোগ করলে এবং উত্তরপদ থেকে বিয়োগ করলে উৎপন্ন অনুপাতটির মান 2 : 3 ও 5 : 4 এর যৌগিক অনুপাত হবে |
Algebra
Ratio And Proportion
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30
$(b-c)x^2 + (c-a)x + (a-b) = 0$ দ্বিঘাত সমীকরনের বীজদ্বয় সমান হলে, প্রমাণ করি যে, 2b = a+c.
Algebra
Quadratic Equations
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31
If tan (A + B) = $\sqrt{3}$ and tan (A – B) = $\frac{1}{\sqrt{3}}$ ; 0° < A + B $\le$ 90°; A > B, find A and B
Trigonometry
T-ratios
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32
যদি $ax^2 + 7x + b=0$ দ্বিঘাত সমীকরনের দুটি বীজ $\frac{2}{3}$ এবং -3 হয়, তবে a ও b -এর মান নির্ণয় করো |
Algebra
Quadratic Equations
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33
If sec θ + tan θ = m then prove that sin θ = $\frac{m^2-1}{m^2+1}$.
Trigonometry
T-ratios
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34
উপপাদ্য - 33 : প্রমাণ করি যে ব্যাস নয় এরূপ কোনো জ্যা-কে যদি বৃত্তের কেন্দ্রবিন্দুগামী কোনো সরলরেখা সমদ্বিখণ্ডিত করে তা হলে ওই সরলরেখা ওই জ্যা-এর উপর লম্ব হবে |
Geometry
Theorem - 33
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35
If $cos \, θ +sin \, θ=\sqrt{2} cos \, θ$ then prove that $cos \, θ -sin \, θ=\sqrt{2} sin \, θ$
Trigonometry
T-ratios
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36
দশম শ্রেণি, কষে দেখি -1.5, প্রশ্ন-4(iv), 5(iii), 6(i), 7(ii) এবং 8(iii) . প্রশ্ন-4(iv) x : y = 2 : 3 এবং y : z = 4 : 7 হলে x : y : z -এর মান নির্ণয় করো | প্রশ্ন-5(iii) p : q = 5 : 7 এবং p - q = -4 হলে 3p + 4q -এর মান নির্ণয় করো | প্রশ্ন-6(i) (5x - 3y) : (2x + 4y) = 11 : 12 হলে x : y -এর মান নির্ণয় করো | প্রশ্ন-7(ii) (10x + 3y) : (5x + 2y) = 9 : 5 হলে , দেখাও যে (2x + y) : (x + 2y) = 11 : 13 | প্রশ্ন-8(iii) কোন 4 : 7 সংখ্যা অনুপাতের পূর্বপদের সঙ্গে যোগ করলে এবং উত্তরপদ থেকে বিয়োগ করলে উৎপন্ন অনুপাতটির মান 2 : 3 ও 5 : 4 এর যৌগিক অনুপাত হবে |
Algebra
Ratio And Proportion
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37
2.5 সেন্টিমিটার ব্যাসার্ধবিশিষ্ট O কেন্দ্রীয় বৃত্তের, কেন্দ্র O থেকে 6.5 সেন্টিমিটার দূরে P একটি বহিঃস্থ বিন্দু | P থেকে O কেন্দ্রীয় বৃত্তের স্পর্শক অঙ্কন | (Draw a circle of radius 2.5 cm. Take a point a part 6.5 cm from its center and from this point draw the tangents to the circle.)
Geometry
Construction(সম্পাদ্য)
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38
r ব্যাসার্ধের বৃত্তের, s দৈর্ঘ্যের চাপের দ্বারা উৎপন্ন কেন্দ্রের সম্মুখ কোণ θ(থিটা) হলে, s, r এবং θ-র সম্পর্ক নির্ণয় | অর্থাৎ , s=rθ কষে দেখি - ২০, প্রশ্ন - 1(ii) 6312 সেকেন্ড কে ডিগ্রী, মিনিট ও সেকেন্ডে প্রকাশ করো |
Trigonometry
Concept Of Measurement of Angle
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39
Part-1, Concept Of Measurement of Angle(পাঠ - 1, কোণ পরিমাপের ধারণা )
Trigonometry
Concept Of Measurement of Angle
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40
5 টি ক্রমিক সমানুপাতি সংখ্যার প্রথমটি 2 এবং দ্বিতীয়টি 6 হলে, পঞ্চমটি কত ?
Algebra
Ratio And Proportion
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41
If $\frac{a}{b+c}+\frac{b}{c+a}+\frac{c}{a+b}=1$ then prove that $\frac{a^2}{b+c}+\frac{b^2}{c+a}+\frac{c^2}{a+b}=0$
Algebra
Identites
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42
ত্রিকোণমিতি Π - এর মান সম্বন্ধে আলোচনা
Trigonometry
Trigonometric Angles
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43
O কেন্দ্রীয় বৃত্তে 6 সেমি ও 8 সেমি দৈর্ঘ্যের দুটি জ্যা | যদি ছোটো দৈর্ঘ্যের জ্যাটির বৃত্তের কেন্দ্র থেকে দূরত্ব 4 সেমি হয়, তাহলে অপর জ্যাটির বৃত্তের কেন্দ্র থেকে দূরত্ব কত তা হিসাব করে লিখি |
Geometry
Theorems Related To Circle
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44
Prove that $\frac{1+cos θ - sin^2 θ}{sin θ(1+cos θ)}$ = cot θ.
Trigonometry
T-ratios
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45
A 1.2 m tall girl spots a balloon moving with the wind in a horizontal line at a height of 88.2 m from the ground. The angle of elevation of the balloon from the eyes of the girl at any instant is 60°. After some time, the angle of elevation reduces to 30° (see Fig. 9.13). Find the distance travelled by the balloon during the interval.
Trigonometry
T-ratios
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46
Prove that $\frac{tan θ}{1-cot θ}+\frac{cot θ}{1-tan θ}$ = 1 + tan θ + cot θ.
Trigonometry
T-ratios
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47
x = a(sin θ + cos θ) and y = b(sin θ - cos θ) prove that $ \frac{x^2}{a^2}+\frac{y^2}{b^2}=2 $.
Trigonometry
T-ratios
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48
যদি x=$\frac{4\sqrt{15}}{\sqrt{5}+\sqrt{3}}$ হয় তবে , $\frac{x+\sqrt{20}}{x-\sqrt{20}}$ + $\frac{x+\sqrt{12}}{x-\sqrt{12}}$ এর মান নির্ণয় করো |
Algebra
Quadratic Equation
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49
সরল কর : $ \frac{4√3}{2-√2}- \frac{30}{4√3- √18}- \frac{√18}{3- √12}$.
Algebra
Surds
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9
1
উপপাদ্য -21 প্রমাণ করো যে, কোনো ত্রিভুজের যে কোনো একটি বাহুর মধ্যবিন্দু দিয়ে অঙ্কিত দ্বিতীয় একটি বাহুর সমান্তরাল সরলরেখা তৃতীয় বাহুকে সমদ্বিখণ্ডিত করবে এবং ত্রিভুজের বাহুগুলি দ্বারা সমান্তরাল সরলরেখার খণ্ডিতাংশ দ্বিতীয় বাহুর অর্ধেক হবে |
Geometry
Theorem - 21
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2
উপপাদ্য - 20 : প্রমাণ করো যে, কোনো ত্রিভুজের দুটি বাহুর মধ্যবিন্দুদ্বয়ের সংযোজক সরলরেখাংশ তৃতীয় বাহুর সমান্তরাল ও অর্ধেক |
Geometry
Theorem - 20
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3
4x - 3y = 16 ও 6x + 5y = 62 উভয় সমীকরণকে সবথেকে ছোট কোন স্বাভাবিক সংখ্যা দিয়ে গুন করলে দুটি সমীকরণের x -র সহগ সমান হবে এবং সমাধান করো |
Algebra
System Of Linear Equations
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4
অপনয়ন পদ্ধতিতে সমাধান করো (Solving the system of equations by using the method of elimination ।) সমাধান করো : 3x + 2y = 6, 2x - 3y = 17.
Algebra
The System Of Linear Equations
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Others
1
Vertical angles are the angles that are opposite each other at an intersection.
Geometry
Angles
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2
Angle|Zero angle|Acute angle|Right angle|Obtuse angle|Straight angle|Reflex angle| Complete angle
Geometry
Angle
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3
What is the greatest number by which 728 and 900 divided, leaves the remainders 8 and 4 respectively.
Arithmetic
LCM & HCF
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4
If x and y are both +ive integers and xy+x+y=23, $x^2y+xy^2=120$ then find the value of $x^2+y^2$.
Algebra
equations
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5
If tan(α+β)=$\frac{22}{7}$, $AD \perp BC$, BD=3 and DC=17, then find the area of $\triangle ABC$.
Trigonometry
Measurement Of Angle
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6
Types Of Polygons
Geometry
Geometry
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7
Shorts
The interior and exterior of an angle.
Angles
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8
| adjacent | Adjacent Angles|Linear Pair|
Geometry
Angles
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9
If the HCF and LCM of two numbers is 35 and 420, then what is the addition of these two numbers ?
Arithmetic
LCM & HCF
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10
অষ্টম শ্রেণি , জ্যামিতি, কষে দেখি -16.1 প্রশ্ন - 17 $\triangle XYZ$ -এর $\angle XYZ=90^o$ এবং $XY= \frac{1}{2} XZ$ প্রমাণ করো যে, $\angle YXZ=60^o$
Geometry
Angles and sides of a triangle
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11
Divisibility Rules of 2,3,5,7,11,13,17,19.
Arithmetic
Number System
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12
Algebraic formulas for class 8
Algebra
Formula
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13
Two-dimensional: Also known as a coordinate plane|x-coordinate|y-coordinate|
Co-ordinate Geometry
Basic coordinate
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14
Triangles: Classification
Geometry
Triangles
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15
Solve x^2+2xy +y=44 for x, y where x, y are nature natural numbers.
Algebra
Equations
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16
part-2 Circle|Radius| Diameter| Circumference| Arc| Chord| Secant| Tangent| Sector| Segment|
Geometry
Circle
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17
One|Ten|Hundred|Thousand|Ten Thousand|Hundred Thousand|Million|Ten Million|Billion|
Arithmetic
Number System
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18
Evaluate : √ (21+12√ 3) - √ (21-12√ 3).
Algebra
Surds
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19
Part - 2 :A cuboid is a 3D shape|cube|Parallelepiped |cuboid|sphere|pyramid|prism|frustum|cylinder|
Mensuration
Cuboid
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20
Part - 3 :A cuboid is a 3D shape|cube|Parallelepiped |cuboid|sphere|pyramid|prism|frustum|cylinder|
Mensuration
Cuboid
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21
Part - 3, Four sided 2D shape|Parallelograms|Squares| Rectangles| Rhombuses| Square| Rectangle|Rhombus|
Geometry
Quadrilateral
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22
Solve : $256^x . x = 1$.
Algebra
Exponential Equations
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23
points of a trianglecentroid|orthocenter|circumcenter|incenter|area of polygon|
Coordinate Geometry
Points of tringles
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24
part-1 Cylinders
Mensuration
Cylinders
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25
অষ্টম শ্রেণি , জ্যামিতি, কষে দেখি -16.1 প্রশ্ন - 16 $\triangle ABC$ -এর $\angle BAC=90^o$ এবং $\angle BCA=30^o$ প্রমাণ করো যে, $AB= \frac{1}{2} BC$.
Geometry
Angles and sides of a triangle
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26
Types of Quadrilaterals|Trapezium|Parallelogram|Rectangle|Rhombus|Square|Kite
Geometry
Quadritals
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27
15 Famous Mathematicians and Their Contributions.
Others
History Of Mathematics
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28
A sphere is a three-dimensional object that is round in shape. The sphere is defined in three axes, i.e., x-axis, y-axis and z-axis.
Mensuration
Sphere
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29
part-1 A cuboid is a 3D shape|cube|Parallelepiped |cuboid|sphere|pyramid|prism|frustum|cylinder|
Mensuration
Cuboid
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30
Circle|Radius| Diameter| Circumference| Arc| Chord| Secant| Tangent| Sector| Segment|
Geometry
Circle
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31
Perimeter and Area of Quadrilaterals
Geometry
Quadrilaterals
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32
Asia
Geography
Asia
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33
Important Battles in Indian History
History
Battle
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34
Main branches of physics |Mechanics|Thermodynamics|Optics|Electromagnetism |Quantum |Classical |
Physics
Physics
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35
Maha Kumbh Mela 2025|महाकुंभ 2025|Mahakumbh Prayagraj|Mahakumbh Mela 13 January to 26 February 2025
others
Kumbh
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36
The 2025 Ganga Sagar Mela will begin on January 10 and end on January 18. The festival is celebrated annually during Makar Sankranti, which is on January 14, 2025.
Religious
Gangasar
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37
The Temples of Bishnupur are a group of temples located in the town of Bishnupur, West Bengal, India.
Religious
Temples
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