Obtain the reduction formula for `intcos^(n)xdx`

intcos^(-1)xdx=

Obtain reduction formula for l_(n)=inttan^(n)xdx , n being a positive integer n le 2 and deduce the value of int tan^(6)x dx .

Obtain reduction formula for I_(n)=int cot^(n) x dx , n being a positive integer , n ge 2 and deduce the value of int cot^(4) x dx .

Reduction Formula for int sin^(m)x cos^(n)xdx

Derive the reduction formula for int tan^(n) xdx .

Obtain reduction formula for I_(n) =int cosec ^(n) x dx, n being a positive integer, nge 2 and deduce the value of int cosec ^(5) x dx.

Obtain reduction formula for I_n = int sin^n x dx for an integer n ge 2 and deduce the value of int sin^4 x dx .

intcos^-1xdx