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Sin A + sin B + sin(A + B)sin A + sin B - sin(A + B) |
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Answer» Step-by-step EXPLANATION: Assuming ∠A=60 ∘ and ∠B=30 ∘
L.H.S=SIN(A+B)=sin(60 ∘ +30 ∘ ) =sin(90 ∘ )=1 R.H.S=sinA+sinB=sin60 ∘ ∘
= 2 3
+ 2 1
= 2 3
+1
Thus, L.H.S =R.H.S Thus,sin(A+B) =sinA+sinB |
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