CosA.cosB-sin. is same aso Sin * (A + B) b. Sin * (A - B) d. Cos * (A - B) c. Cos * (A + B)

Nmford asked Oct 28, 2022

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Nmford asked Oct 28, 2022

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19 votes

Sorry i think like that the answer n sorry my write bad.

Thaks for your poin

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