Math, asked by thaparita850, 10 months ago

Prove that:-
sin5x/sinx - cos5x/cosx = 4cos2x

Answers

Answered by dev221singh

2

Answer:

The expression simplifies to (sin5x*cosx - sinx*cos5x ) / (sinx * cosx). = 2sin (4x) / sin2x. = 4sin2xcos2x /

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