Math, asked by bhumikagowda, 1 year ago

what is -sinθ.cosθ+cosθ.-sinθ

bhumikagowda: wowww!!!i never knew tht

Answers

Answered by mathfish

2

Ans:- (-sin2∅)

Given,

-sin∅.cos∅ + cos∅.-sin∅

=-cos∅.sin∅ - cos∅ .sin∅

= -2sin∅.cos∅

= -sin2∅

Answered by faizanhashmi11

0

-sin2x.............

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