Question: Let c(t) = (t 2 9, t 2 8t) (see Figure 19). Find the equation of the tangent line at t = 4.

Let c(t) = (t2 − 9, t2 − 8t) (see Figure 19).

60 40 20, 20 40 60 -X

Find the equation of the tangent line at t = 4.

60 40 20, 20 40 60 -X

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