Let f(x) = x. (a) Estimate the values of f '(0), f(=), F '(2), f '(3), and f '(4) by using a graphing device to zoom in on the graph of f. (Round your answers to one decimal place.) f '(0) %3D F -I f f'(2) f'(3) %3D f'(4) %3D (b) Use symmetry to deduce the values of f), F (-2), f(-3), and f '(-4). (Round your answers to one decimal place.) f(글) -1 f'(-2) %3D F(-3) F(-4) (c) Use the values from parts (a) and (b) to graph f'. f (X) f '(x) 2 X -4 -2 4 -4 -2 2 4 2 -2 -4 -4 f ((x) f '(X) -4 -2 2 -2 2 4 -2 -4 (d) Guess a formula for f (x). O F (x) = 3x + 2 O F (x) = 3x O F (x) = 3x O f (x) = 4 I| ||

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