Prove that Sin 10.sin 50.sin 60.sin 70 =√3/16

+4 votes
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asked Oct 25, 2017 in Mathematics by Souvik (35 points) 1 2

Sin 10.sin 50.sin 60.sin 70 =√3/16

1 Answer

+2 votes
answered Oct 25, 2017 by Annu Priya (18,055 points) 24 45 82
selected Oct 26, 2017 by Abhishek Kumar
 
Best answer

We have LHS:


= RHS

Hence, proved

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