Sin(A-B)=1/2 and Cos(A+B)=1/2.Find the value of A and B

1.	Sin(A-B)=1/2 and Cos(A+B)=1/2.Find the value of A and B
Answer» Sin(A-B)=sin30Cos(A+B)=cos60A-B=30A+B=602A=90A=45B=15

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