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09-06-2016
Mathematics

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Find sin(7pie/4) using exact values

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nobillionaireNobley nobillionaireNobley

15-06-2016

[tex]sin( \frac{ 7\pi }{4} )=-sin(2 \pi - \frac{ 7\pi }{4} )=-sin \frac{ \pi }{4} =- \frac{1}{ \sqrt{2} } [/tex]

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