3 years ago

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

2 answers:

8 0

Answer:

Sin(A+B).Sin(A-B)=sin²A-sin²B

sorry if there is .I put -.

kow [346]3 years ago

7 0

Answer: Sin²A.Sin²B*

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