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OpenStudy (anonymous):
What is the value of cos17pi/8?
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OpenStudy (anonymous):
The exact value of cos 17pi/8 is square root of 2-the square root of 2/4 I think Because the numerical value should equal 0.92
OpenStudy (anonymous):
Aw thanks
OpenStudy (anonymous):
Lol no prob :)
OpenStudy (anonymous):
Oh actually the answer is the square root of 2+the square root of 2/4... but it's okay .
OpenStudy (anonymous):
Oops, sorry!
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OpenStudy (anonymous):
oh no worries, that's alright
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