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Parametric functions

Other ways to differentiate

Concept 13 of 17 in Continuity and Differentiability

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Think about this

A ball thrown from the ground is at x=4tx = 4t, y=10t−5t2y = 10t - 5t^2 metres after tt seconds. At the start, xx grows at 44 m/s and yy at 1010 m/s. What is the slope of its path at the start?