2nd/3 ways: How many chords can be drawn through 21 points on a circle?

CBSE 2000 Hindustan: integral (1+tan(x))/(x+log(sec(x)) dx

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IIT-1995 2nd way integral ∫x^5/(1+x^3) dx

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AI 2008 Hindustan 2nd/2 ways: Evaluate trig integral ∫2cos(x)/(3 sin^3(x)) dx

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Solve the following differential equation cos^2(x)dy/dx +y = tan(x)

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diff eq: Solve dy/dx = (2y4x^4)/(xy^3) ❌separable to ✅separable

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Find the 2nd-order partial derivatives of f(x,y)=2xy^2-3x^2+xy^3

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4 ways: sum Find the sum of the values of 4+3i for i=1,2,...,100

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prob stat It is known that P(X)=1/2 & P(Y)=1/4. Given that X & Y are mutually exclusive, find

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STPM Math T Sem.2:

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Screen Recording 2024-05-05 at 11.29.37 PM

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prob stat: A family has 2 children. What is the conditional prob that both are boys ...

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Prove the slope-intercept formula by using the slope formula for the line that has slope m, ...

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sqrt integral ∫(√x+1)/(x+√x) dx

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Screen Recording 2024-05-05 at 11.28.23 PM

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Screen Recording 2024-02-02 at 1.54.05 AM

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2 ways: trig integral cos^2(x) sin^2(x) dx

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STPM Math T Sem.2: 12.1 Numerical solution of Equations

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#3 2023 MIT Integration Bee Qualifying Exam

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Screen Recording 2024-05-05 at 11.19.25 PM

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1st/3 parts: Growing patterns

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