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" Sid "(A+B)*sin(A-B)=sin^(2)A-sin^(2)B...

" Sid "(A+B)*sin(A-B)=sin^(2)A-sin^(2)B

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sin(A+B).sin(A- B)=sin^(2)A-sin^(2)B

sin(A+B).sin(A- B)=sin^(2)A-sin^(2)B

sin(A+B).sin(A- B)=sin^(2)A-sin^(2)B

sin(A+B).sin(A- B)=sin^(2)A-sin^(2)B

Prove that sin(A+B)sin(A-B) = sin^(2)A-sin^(2)B

Prove that sin(A+B)sin(A-B) = sin^(2)A-sin^(2)B

Prove that sin(A+B)sin(A-B)=sin^(2)A-sin^(2)B=cos^(2)B-cos^(2)A

Prove that sin(A+B)sin(A-B)=sin^2A-sin^2B

sum(sin (A+B) sin (A-B))/(sin^(2)A sin^(2)B)=

Prove that : sin (A + B) sin (A - B) = sin^2A- sin^2B .