Mathematics, 28.01.2021 17:00 vanessagomezcx

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Prove that:

Sin(A+B).Sin(A-B)=Sin²A. Sin²B

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Please help me asap. Prove that: Sin(A+B).Sin(A-B)=Sin²A. Sin²B

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Prove that:

Sin(A+B).Sin(A-B)=Sin²A. Sin²B