(1)/(sec A-tan A)=

Prove that (1)/(sec x-tan x)+(1)/(sec x+tan x)=(2)/(cos x)

I= int(1)/(sec x-tan x)dx

int (1)/(sec x+ tan x)dx=

The integral int(sec^(2)x)/((sec x+tan x)^((9)/(2)))dx equals (for some arbitrary constant K)-(1)/((sec x+tan x)^((11)/(2))){(1)/(11)-(1)/(7)(sec x+tan x)^(2)}+K(1)/((sec x+tan x)^((11)/(2))){(1)/(11)-(1)/(7)(sec x+tan x)^(2)}+K-(1)/((sec x+tan x)^((11)/(2))){(1)/(11)+(1)/(7)(sec x+tan x)^(2)}+K

int cot^(-1)(sec x-tan x)dx=

Prove that sec A (1 - sin A)(sec A+ tan A) = 1.

Show that sec A(1-sin A)(sec A+tan A)=1

Prove that sec A(1-sin A)(sec A+tan A)=1