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Question 18 (5 points)
A phone plan charges an initial fee of $40 plus $.40 per minute. Which function
equation represents this problem?

A) f(x) = x^2 + 40

B) f (x) = /x-40

C) (x) = 40(.60)x

D) f(x) =.40x + 40

Question 18 5 points A phone plan charges an initial fee of 40 plus 40 per minute Which function equation represents this problem A fx x2 40 B f x x40 C x 4060x class=

Respuesta :

itzamirv2

Answer:

The answer is D

f(x) = 0.40x + 40

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