alternate way: count sum 1+2+3+ ... +n

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

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

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1st/3parts: Checkpoint 1.1 STPM Math T Sem2

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Review: Linear form, Quadratic form & Bilinear form

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2nd way: derivative (x^x)^x

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logic Idempotent law show x=xVx

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

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

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MP 98 Hindustan: Evaluate (i) ∫e^loge(x) dx (ii) ∫e^(-loge(x)) dx

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A box contains 8 blue & 6 red socks. What is the number of ways that 2 socks can be drawn ...

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

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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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examples: 2x2 matrix which is its own inverse

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Texas Tech: 5 ways trig Differentiate g(x)=cos^2(x)

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Conversion: Permutation - Combination vice versa

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There are 2 lines. One line has 3 points & the other line has 6 points.

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

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integral ∫(x^2+2x)/(x^2+2x+2) dx

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IGCSE 2023 p2 Add Math #4

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3rd way: rational function integral ∫x^3/√ (1+x^2) dx

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