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OpenStudy (anonymous):
what is the differentiation of cos x -xe^x, if x = 1.0 what is the solution"
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OpenStudy (cwrw238):
derivative is - sin x -(e^x + x e^x) = -sin x - e^x ( 1 + x) plug in x = 1 to get second part
OpenStudy (cwrw238):
= -sin 1 - e(1 + 1) ( the angle = 1 radian)
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