Show integral 1/(x^2(x^2+a^2)) dx = -1/(a^2x) - 1/a^3 arc tan(x/a)

logic Idempotent law show x=xVx

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Always ZERO

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MPPET 1996 Hindustan: trig integral ∫ sin^2(x) -cos^2(x)/(sin^2(x) cos^2(x)) dx

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exp Differentiate (i) b^e^x (ii) b^x&e (iii) (b^e)^x (iv) (b^x)^e

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Pantun Melayu [Buah cempedak di luar pagar]

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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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AP Calculus 2nd way: trig integral ∫sin^2(x) cos^2(x) dx

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prob stat: Two events are such that P(A)=0.6, P(B)=0.5 & P(AUB)=0.85

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The strongest person on the earth who controls the chrysanthemum!

zhishiruhua

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AP Calculus 4th way: exp ∫1/(1+e^x) dx via 3rd u-sub

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How funny can Peking University professor Ji Xianlin's diary be?!

ayuaixuexibenren

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AP Calculus: log ∫√b(√√a) dx

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2nd way: integral ∫x/(2ax-x^2) dx

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5 ways: trig Derivative of sin^2(x)

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Screen Recording 2024-02-22 at 10.18.05 PM

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2nd way: trig integral ∫(sin^6(x)+cos^6(x))/(sin^2(x) cos^2(x)) dx

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2nd/2 ways: MIT Integration Bee Final

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Screen Recording 2024-02-22 at 10.09.39 PM

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2010 #2 MIT Integration Bee

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U North Texas Integration Bee 2nd way: x^2/√(x-1) dx

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