Question

if sin(5degree-2alpha)=cos(5alpha-5degree) find the value of alpha

Answer 1

☺here is your answer ☺

sin(5°-2Q) = cos(5Q-5°)

⭐sin(90-Q)= cosQ

so, sin(5°-2Q)= sin(90-(5Q-5°))

on comparing-

5°-2Q= 95°- 5Q
3Q = 90°
Q = 30° ans.

⭐☺hope it helps u⭐☺