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OpenStudy (anonymous):
what does sin(-pi/4) equal to
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OpenStudy (anonymous):
-sqrt(2)/2 if i remember correctly
OpenStudy (anonymous):
-Root2/2
OpenStudy (anonymous):
Which is the rationalized version of -1/root2
OpenStudy (anonymous):
oh okay ty u so much
OpenStudy (anonymous):
when i rationalize thats not what i get
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