Piecewise Defined Functions Answers

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The cheer squad is ordering small towels to throw into the stands at the next pep rally. The printing company has quoted the following prices. Which function defined below represents the cost, C, in dollars for an order of x towels? “Growl” Towel Price QuoteNumber of towels orderedCost per towelFirst 20 towels$5.00Each towel over 20$3.00

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A cab company charges according to the following rate chart. Which graph correctly represents the charge, y, in dollars for a cab ride of x miles?Cab Rates by MileMilesChargeFlag drop fee (0 miles)$5.00 miles$1.00 per mile miles$2.00 per mile for each mile over 10

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The piecewise defined function f(x) is graphed below. What is the value of f(5)?

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f(5) = –1
B
f(5) = 3
C
f(5) = 5
D
f(5) is undefined
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Which rules define the function graphed below?

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A
y = x; y = 5
B
y = x + 2; y = 5
C
y = x; x = 5
D
y = x + 2; x = 5
5

Which graph represents the following piecewise defined function?

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Which of the functions graphed below is continuous?

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Which rules define the function graphed below?

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Which rule describes the function in the graph below?

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A rental car company charges a base fee of $40 plus $0.25 per mile for the first 100 miles the car is driven. The company charges the same base fee plus a reduced price of $0.18 per mile for cars driven over 100 miles. The piecewise function below represents the different amounts the company charges. If someone drives their rental car 150 miles, how much will they owe the rental company?

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$37.50
B
$77.50
C
$67.00
D
$27.00
10

What is the domain of the function graphed below?

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all real numbers

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