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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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【Cat meme】No wonder foreigners always think Chinese people are teenagers.
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RPET 2003 Hindustan: integral ∫sin^4(x)-cos^4(x) dx
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logic Idempotent law show x=xVx
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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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CBSE 2000 Hindustan: integral (1+tan(x))/(x+log(sec(x)) dx
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2nd way: derivative (x^x)^x
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1st/2ways: exp e^g(x) (g'(x)f(x) + f'(x)) dx
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prob stat: The weighted mean of the 2 #s 30 & 15 is 20.
Review: Product to Sum Identities
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3 ways: If y=x/(1+x^2) find dy/dx.
2nd/2ways: If x^3+y^3=3axy, find dy/dx
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trig Show tan(x/2) = ...
Always ZERO
2nd way: trig integral ∫sin(x/a) dx
The wisdom of great men and the social skills of a dinner table
2nd way: sqrt trig integral ∫1/(√x cos^2(√x)) dx
2nd way: integral ∫a^log√a(x^n) dx
2 ways: integral ∫(a^2-x^2) dx