Question

Find the value of : sin ( 50 + theta ) - cos ( 40 - theta)

Answer 1

Heya !!

Here's your answer.. ⬇⬇

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= Sin ( 50-theta ) - Cos ( 40-theta )
= Cos ( 90 - 50 - theta ) - Cos ( 40 - theta )
= Cos ( 40 - theta ) - Cos ( 40 - theta )
= 0
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Hope it helps..

Thanks :)