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OpenStudy (arianna1453):
Calculus Help
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OpenStudy (arianna1453):
OpenStudy (anonymous):
Are you looking for the zeros of f(x)?
OpenStudy (phi):
I assume you can find the derivative of f(x) ?
OpenStudy (arianna1453):
I got 2+ 4cos(4x)
OpenStudy (phi):
now set = 0 and solve for x 2+4 cos(4x)=0 cos(4x) = -½
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OpenStudy (phi):
If we look at a graph of cos |dw:1451939601169:dw|
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