Math, asked by sujathanaidupdrhxd, 1 year ago

Prove that sin(45+a) =1^2 (sin a +cos a )

Answers

Answered by kurkure25

0

sin45+sinA=sinA+cosA

1/2+sinA-sinA=cosA

1/root2=cosA

so,cosA=cos45

A=45

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