Question

sec x + tan x =2 , then the value of sec x is

Answer 1

Step-by-step explanation:

Secx+tanx=2

From indendity

Sec^2x-tan^2x=1

So...

Secx+sqrt(sec^2x-1)=2

Squaring on both sides

We get

Sec^2x-1=4+sec^2x-4secx

So..

-5=-4secx

Secx=(5/4)....

Hope it helps

Answer 2

Step-by-step explanation:

just look at the pic it is the explanation