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OpenStudy (anonymous):
Please HELP!! Is pi/4 a solution for 3 sqrt 2 cos theta + 2 = -1?
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OpenStudy (anonymous):
\[3\sqrt{2\cos \theta+2} = -1\] does it look like this
OpenStudy (anonymous):
Yes
OpenStudy (anonymous):
cos theta = -19/81 so pi/4 is not the answer
OpenStudy (anonymous):
Thank you
OpenStudy (anonymous):
no problem
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