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Calculus1 16 Online
OpenStudy (wesdg1978):

f(x)=sinx+2cos^3x for f '(x) this is what I have: cosx+(2)(3)cos^2x(-sinx)+cos^3x(0) = cosx-6sinxcos^2x Is this right?

OpenStudy (souvik):

right!

OpenStudy (wesdg1978):

Thanks!

OpenStudy (souvik):

np:)

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