Math, asked by bodakuntalacchanna, 8 months ago

solve this please: ?

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Answered by Noorr21

1

Answer:

Sin^2(A) +Cos^2(A) = 1

Sin(a+b) =Sinacosb+cosasinb

Sin(a-b) =Sinacosb-cosasinb

Cos(a+b) =cosacosb-sinasinb

Cos(a-b) =cosacosb+sinasinb

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