derivative: If x=cos(log(y)), show that (1-x^2)y2 - xy1 = y

Bijection of elements in tn & a pair of elements of (n+1)

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RPET 2003 Hindustan: integral ∫sin^4(x)-cos^4(x) dx

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MP 8,93,96,97,99 Hindustan: Evaluate ∫ sec(x)/(sec(x)-tan(x)) dx

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Penn. State U: Suppose the p.m.f of discrete random variable X is ...

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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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logic Idempotent law show x=xVx

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Pantun Melayu [Pulau Pandan Jauh Ke Tengah]

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derivative a^(f(x)g(x))^h(x)

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Why the mean of AP is the median of AP? mean=median?

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Lamar U: Use log. differentiation to find the 1st derivative of the given function

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2nd part/3parts: Mean of -11,-2,7,...,70 SAME as Mean -11 & 70

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3 ways: trig integral ∫tan(x) sec^2(x) dx

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trig Show these identities ...

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AP Calculus 2nd way: integral ∫(ax+c)/(ax^2 + bx) dx

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slope-intercept formula y=mx+c where m is slope & c is y-intercept

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prob stat: Show if y=ax+b where a & b are constants then ȳ = ax̄ + b

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

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4th/5ways: triangular num: Show t(n-1) + tn = n^2 where tn = nth triangular number

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exp integral ∫ a^x da

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integral ∫(8x+12) (x^2+3x+1)^4 dx vs integral ∫(8x+12)/(x^2+3x+1)^4

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