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OpenStudy (anonymous):
how would i find the derivative of f(x)=(7x^(-5x))sin(2pix)
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OpenStudy (cggurumanjunath):
use product rule @mjohnston995 .
OpenStudy (anonymous):
sorry, the 7x should be 7e, i know the answer is 7e^(-5x)(-5 sin(2pix)+2cos(2pix)pi), but is the -5 (from -5sin(2pix) coming from the e exponant?
OpenStudy (cggurumanjunath):
|dw:1382564699032:dw|
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