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# In 2000, the average weekly salary for workers in the ISBN: 9780321837349 160

## Solution for problem 121 Chapter 1.10

Precalculus | 5th Edition

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Problem 121

In 2000, the average weekly salary for workers in the United States was \$567. This amount has increased by approximately \$15 per year. a. Express the average weekly salary for U.S. workers, W, as a function of the number of years after 2000, x. b. If this trend continues, in which year will the average weekly salary be \$702?

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Overview week of 9/12/16 3.3 Rules of Differentiation Power of X: d n (n­1) Power Rule: / Xdx= nX Quotient Rule: / f(x)/g(x) = [(f(x) * g(x)) – (f(x) * g(x))] / [g(x)] 2 dx Product Rule: / [dxx) * g(x)] = [f(x) * g’(x)] + [g(x) * f’(x)] Chain Rule: / [dxg(x))] = [f(g(x))]’ * g’(x) Constant Multiple: Power rule d /dx(cf(x)) = c * f ’(x) 3.4...

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##### ISBN: 9780321837349

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