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11-06-2018
Mathematics

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Evaluate f(9) and f(9.1) and use the results to approximate f '(9). (round your answer to one decimal place.) f(x) = x(5 − x)

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Аноним Аноним

11-06-2018

f(9.1) = 9.1(5-9.1) = -37.31
f(9) = 9 * -4 = -36

Approximate values of f'(9) = [(-37.31) - (-36)] / [9.1 - 9] = -1.31 / 0.1

= -13.1 (answer)

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