if A= B = 45° Prove that sin(A+B)= sin A. Cos B + CosA. SinB
with explanation​

Question

if A= B = 45° Prove that sin(A+B)= sin A. Cos B + CosA. SinB
with explanation​

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Melanie 5 months 2021-07-18T23:43:57+00:00 1 Answers 0 views 0

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    0
    2021-07-18T23:45:26+00:00

    Step-by-step explanation:

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