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May 28, 2015

Homework Help: DIFF. CALCULUS

Posted by KAREEN on Thursday, November 18, 2010 at 8:43am.

A particle is moving along the parabola 4y = (x + 2)^2 in such a way that
its x-coordinate is increasing at a constant rate of 2 units per second. How
fast is the particle's distance to the point (-2, 0) changing at the moment
that the particle is at the point (2, 4)?

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