" (iv) "log(sec x+tan x)

log (sec 2x +tan 2 x)

int frac{1}{cos x - cos^2 x} dx=............ (A) log(cosec x - cot x) + tan(x/2) + c (B) sin 2x -cos x +c (C) log(sec x + tan x) - cot(x/2) + c (D) cos 2x - sin x + c

Integrate : int e^(x) [log(sec x+tan x)+sec x]dx

(i) int x/(9-4x^2) dx. (ii) int (ax+b)^3 dx (iii) int (sec x)/( log (sec x+ tan x)) dx.

(i) int e^(x). "[log (sec x+tan x) + sec x dx " (ii) int (e^(-x)(cos x-sin x))/(cos^(2) x) dx

(i) int e^(x). "[log (sec x+tan x) + sec x dx " (ii) int (e^(-x)(cos x-sin x))/(cos^(2) x) dx

int sec x log (sec x+ tan x)dx=

If f(x) = log (sec x + tan x), then find f' (x).

Integrate : int sin x log (sec x+tan x)dx