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OpenStudy (anonymous):
find x without a calculator. sin3x= -1/2
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myininaya (myininaya):
Can you solve sin(u)=-1/2 for u?
OpenStudy (anonymous):
yeah. u=1/6
myininaya (myininaya):
No, that is incorrect. You should use the unit circle.
OpenStudy (anonymous):
it says its right on wolfram alpha
myininaya (myininaya):
|dw:1332193780751:dw|
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