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TheSIN(A+B) = sin A LOSB + LOSA Sin B verifyresult BY CONSIDERING the anglesA = 30 and B=600 hence deduce sin2a |
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Answer» SIN(a+b) = sinacosb+cosAsinb sin 90=1/2×1/2+√3/2×√3/2 1=1/4+3/4 1=1 proved |
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