Question: In Exercises 38, compute (a) in two ways, using Eq. (1) and Eq. (2). (x) = x 3 + 2x, a = 1 f'(a) =
In Exercises 3–8, compute ƒ(a) in two ways, using Eq. (1) and Eq. (2).


ƒ(x) = x3 + 2x, a = 1
f'(a) = lim h0 f(a+h)-f(a) h
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