Math, asked by deepthi5111, 9 months ago

please answer!!!!!((((((((())))))))))(((((()))))))))its urgent!!???

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Answered by Anonymous

2

Answer:

I hope that it will help you

MARK as BRAINLIEST please

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Answered by ayush0017

0

Answer:

Sin (90 + theta) = Cos theta

Sin (-theta) = - sin theta

Therefore, sin (- theta) sin(90 +theta)

= - sintheta*costheta

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