if 8 sin theta cos thata cos 2 theata cos 4 theta =sinx then what is x
Answers
Answered by
0
Step-by-step explanation:
8sinθcosθcos2θcos4θ=sinx
=4sin2θcos2θcos4θ
=2sin4θcos4θ
sin8θ=x
x=8θ
Similar questions