`int sec ^(2) x cosec ^(2) x dx on I subR\\`
`({n pi : n in Z} uu{(2n +1) (pi)/(2), n in Z}).`

Evaluate the integerals. ine sec ^(2)x cosec ^(2) x dx on I sub R\\ ({n pi :n in Z} uu{(2n +1)(pi0/(2):n in z}).

Evaluate int cot^(2)x dx on I subR\\{n pi:n in Z }

Evaluate int cot ^(2) x dx on I sub R//{n pi : n in Z}.

int(1)/(1+ cos x) dx on I sub R \\{(2n +1) pi : n in Z}.

Evaluate the integerals. int (1)/(cos (x-a) cos (x-b))dx on I sub R\\ ({ a +((2n +1)pi )/(2): n in Z}uu{b+ ((2n +1))/(2)pi : n in Z}).

Evaluate the integerals. int e ^(x)(tan x + sec ^(2) x) dx on I sub R \\{(2n +1)(pi)/(2): n in Z}.

Evaluate the integerals. int tan^(4) xsec ^(2) x dx , x in I sub R \\ { ((2n +1)pi)/(2): n in Z}.

Evaluate the integerals. int (dx)/(cos ^(2)x +sin 2x)on I sub R \\ ({2n +1 ) (pi)/(2): n in Z}uu{2n pi + tan ^(-1) 1/2: n in Z})

Evaluate the integerals. int x sex ^(2) 2x dx on I sub R \\ { (2n pi +1) (pi)/(4) : n inZ}.

Evaluate the integrals. int e^(x) (sec x + sec x tan x) dx on I sub R - { (2n +1)(pi)/(2): n in Z}.