1.Given sin(A+B)-Sin A cos B + cos A sin B, find the value of sin15 – InterviewSolution

1.	1.Given sin(A+B)-Sin A cos B + cos A sin B, find the value of sin15
Answer» sin(75°)=sin(45+30)=sin45cos30+cos45sin30=(1/√2)(√3/2)+(1/√2)(1/2)=(√3+1)/2√2=0.9659

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