AnswersFL-1200330-Algebra 2 CRModeling with Rational Functions

Modeling with Rational Functions Answers

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A refrigerator costs $850. The estimated yearly operating cost of the refrigerator is $62.Average annual cost = Purchase price + Total operating cost Number of yearsWhich expression represents the total cost, in dollars, of owning the refrigerator for x years?

A
850 + x/62
B
850 +62/x
C
850 + 62x
D
(850 + x)62
3
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Which rational function represents this situation?

A
y = 19.8x
B
y = 19.8/x
C
y = 19,800x
D
y = 19,800/x
4

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A
After one year, the cost of the refrigerator modeled by f(x) is cheaper.
B
After one year, the cost of the refrigerator modeled by g(x) is cheaper.
C
After one year, the costs are the same.

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