MontSeiJ8onaMiris MontSeiJ8onaMiris

09-06-2016
Mathematics

Answered

Find sin(7pie/4) using exact values

Verified Answer :

nobillionaireNobley nobillionaireNobley

15-06-2016

\(sin( \frac{ 7\pi }{4} )=-sin(2 \pi - \frac{ 7\pi }{4} )=-sin \frac{ \pi }{4} =- \frac{1}{ \sqrt{2} }\)

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