Math, asked by govindaujjwal22, 1 year ago

plss explain first and second step...

plss fast..

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Answers

Answered by jasritha

2

Step-by-step explanation:

First - sin square(A) - sin square(B)=sin(A+B)×sin(A-B)

Second - in a triangle A+B+C=180

Sin square theta=1-cos square theta

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