Hyperbolic Functions Part 2a

Last time we had integrations of Hyperbolic functions.

Today we are solving more involving inverse functions.

1: Integral from 0 to pi/2 of sin x dx/(1 + cos² x)^(1/2)

Let w = sinh^(-1) y = ln( y + (y² + 1)^(1/2) )

dw/dy = 1 / ( 1 + y² )^(1/2)

Let y = — cos x

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Tags: Hyperbolic