" 33) "int(1+tan^(2)x)/(1+cot^(2)x)dx

int(1+tan^(2)x)/(1-tan^(2)x)dx

int(1-tan^(2)x)/(1+tan^(2)x)dx

Integrate the following functions (i) int((1+x)^(4))/(x)dx (ii) int(e^(200x)+e^(202x))/(e^(x)+e^(-x))dx (iii) int(1+tan^(2)x)/(1+cot^(2)x)dx

Evaluate the following integrals : int (1+tan^(2)x)/(1+cot^(2) x ) dx

int(1+tan^(2)x)/(1-tan^(2)x)dx=....

int(tan^(2)x-cot^(2)x)dx=

int (1 + tan^(2) x)/(1 -tan^(2) x) dx =

int(1+tan^2x)/(1-tan^2x)dx=

int (1-tan^2x)/(1+tan^2x) dx

int (1-tan^2x)/(1+tan^2x) dx