Sunday, May 25, 2008

22. Differentiation of Elementary Functions

d/dx of sinx = cos x

d/dx of cosx = - sin x

d/dx of tanx = sec²x

d/dx of cot x = -cosec²x


d/dx of xn = nxn-1

d/dx of log x = 1/x

d/dx of ex = ex

d/dx of ax = axlog a

d/dx of sin-1x = 1/√(1-x²)

d/dx of tan-1 x = 1/(1+x²)

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