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OpenStudy (anonymous):
Find the 2nd derivative.
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OpenStudy (anonymous):
\[(sinx)(cosx)\]I know the first derivative \[\cos^2x-\sin^2x\]
OpenStudy (usukidoll):
err,, let me check
OpenStudy (usukidoll):
k that's right.. now we need chain rule for those two
OpenStudy (usukidoll):
|dw:1392891641014:dw|
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