trig integral ∫cos(x) sin(x)/(cos^2(x)-1) dx

STPM Math T Sem. 2: Ex 11.2 Given that f(x)=tan(x), show that ...

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

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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"

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Review: Linear form, Quadratic form & Bilinear form

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

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MP 2000 Hindustan: Evaluate ∫(tan(x)+cot(x))^2 dx

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

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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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"baby" fact: exp e^(ix)

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IGCSE 2023 p2 Add Math #4

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2nd way: integral ∫ 1/(5x^2 -3x +7) dx with BONUS

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2 ways: diff eq Solve dy/dx=y-1

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Screen Recording 2024-05-12 at 8.48.55 PM

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rational function Find the derivative of f(x)=(4x^2+7)/x

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2 ways: trig integral ∫ sin(ax+b) dx

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2 ways: trig Show tan(2x)=2/(cot(x)-tan(x))

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count comb: How many subsets does {{{118},{{18,19,20,21,...,118}},{{{118}}} }} have?

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OSU Math 1151 Practice4: Compute the derivative

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trig integral ∫1/(cos(x)(1+cos(x)) dx

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2nd/2ways: r-Permutations

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