For a certain automobile, M(x) = - .015x + 1.49x - 7.9, 30 sx s 60, represents the miles per gallon obtained at a speed of x miles per hour. (a) Find the absolute maximum miles per gallon and the speed at which it occurs. (b) Find the absolute minimum miles per gallon and the speed at which it occurs. (a) The absolute maximum miles per gallon is This occurs at mph. (Type an integer or decimal rounded to the nearest thousandth as needed.) (b) The absolute minimum miles per gallon is | This occurs at mph. (Type an integer or decimal rounded to the nearest thousandth as needed.)
For a certain automobile, M(x) = - .015x + 1.49x - 7.9, 30 sx s 60, represents the miles per gallon obtained at a speed of x miles per hour. (a) Find the absolute maximum miles per gallon and the speed at which it occurs. (b) Find the absolute minimum miles per gallon and the speed at which it occurs. (a) The absolute maximum miles per gallon is This occurs at mph. (Type an integer or decimal rounded to the nearest thousandth as needed.) (b) The absolute minimum miles per gallon is | This occurs at mph. (Type an integer or decimal rounded to the nearest thousandth as needed.)
Chapter3: Functions
Section3.2: Domain And Range
Problem 61SE: The cost in dollars of making x items is given by the function Cx)=10x+500. a. The fixed cost is...
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Transcribed Image Text:For a certain automobile, M(x) = - .015x + 1.49x - 7.9, 30 sx s 60, represents the miles per gallon obtained at a speed of x miles per hour.
(a) Find the absolute maximum miles per gallon and the speed at which it occurs.
(b) Find the absolute minimum miles per gallon and the speed at which it occurs.
(a) The absolute maximum miles per gallon is
This occurs at
mph.
(Type an integer or decimal rounded to the nearest thousandth as needed.)
(b) The absolute minimum miles per gallon is| This occurs at mph.
(Type an integer or decimal rounded to the nearest thousandth as needed.)
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