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September 20, 2014

September 20, 2014

Posted by **lindy** on Monday, November 29, 2010 at 5:22pm.

- calculus -
**MathMate**, Monday, November 29, 2010 at 6:40pmdx/dt=k units/s

A=x²

dA/dt = d(x²)/dt

=d(x²)/dx * dx/dt

=k* d(x³)/dx unit²/s

Can you take it from here?

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