OpenStax, Elementary Algebra 2e §6.1 Add and Subtract Polynomials · Exercise 79 · Algebra · Polynomials

Add and Subtract Polynomials · Exercise 79

Fuel Efficiency The fuel efficiency (in miles per gallon) of a car going at a speed of $x$ miles per hour is given by the polynomial $- \frac{1}{150} x^{2} + \frac{1}{3} x$ . Find the fuel efficiency when $x = 30 mph$ .

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OpenStax, Elementary Algebra 2e · §6.1 Add and Subtract Polynomials · Exercise 79

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