`int (1+sin ^2x) /cos^2 x) dx`

int 1/(sin^2x cos^2x) dx

int( sin 2x)/(1-cos^(2)x)dx

Evaluate the following integrals: int (1)/(sin^(2)x cos^(2)x) dx

int (sin 2x)/(1+cos^2x)dx=

int((1+2sin x)/(cos^(2)x))dx

int(1)/(sin^(2)x cos^(2)x) dx = ?

int (1)/(sin^(2) x cos^(2)x) dx=?

Evaluate : (i) int((4-5 cosx)/(sin^(2)x))dx , (ii) int((1-cos2x)/(1+cos2x)) dx (iii) int (1)/(sin^(2)x cos^(2)x) dx , (iv) int(cos2x)/(cos^(2)x sin^(2) x) dx

Evaluate: int(1)/(sin^(2)x cos^(2)x)dx

Evaluate: (i) int sec^(2)(7-4x)dx (ii) int(1)/(sin^(2)x cos^(2)x)dx