Question

If cos=3/5, find the value of sin-1/tan/2tan .

Answer 1

Answer:

Step-by-step explanation:

if cos x = 3/5

sin x = 4/5

tan x = 4/3

substitue the values you get the answer

But if teta or x is in 4 nd quadrant , the values changes like :

cos x = 3/5

sin x = -4/5

tan x = -4/3