if cos( A +B) =alphacos A cosB +beta sinA sin B find alpha and beta .Explanation also!​

Question

if cos( A +B) =alphacos A cosB +beta sinA sin B find alpha and beta
.Explanation also!​

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Alice 2 months 2021-08-11T10:21:06+00:00 1 Answer 0 views 0

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    2021-08-11T10:22:31+00:00

    Answer:

    (a+b)= alpha cosA cosB +beta sinA sinB

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