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Mathematics 21 Online
OpenStudy (anonymous):

What is the derivate of cosPIx^2?

OpenStudy (anonymous):

−2x you can check from http://www.derivative-calculator.net/

OpenStudy (zpupster):

no that is not right use the chain rule derivative of cos = -sin and pix^2 is 2pix so -2x pi sin(pix^2)

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