sin37°30' sin7°30' =
sin37°30' sin7°30' =(1/2*[cos30°-cos45°]=(1/2)*[sqrt(3)/2-sqrt(2)/2]=
=(1/4)*[sqrt(3)-sqrt(2)]
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sin37°30' sin7°30' =(1/2*[cos30°-cos45°]=(1/2)*[sqrt(3)/2-sqrt(2)/2]=
=(1/4)*[sqrt(3)-sqrt(2)]
sin37°30' sin7°30' =(1/2*[cos30°-cos45°]=(1/2)*[sqrt(3)/2-sqrt(2)/2]=
=(1/4)*[sqrt(3)-sqrt(2)]