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Help me plz. Thank you!

Help me plz. Thank you!-example-1

1 Answer

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Answer:

answer:

f(320)= how much Dereck pays for phone service if he calls 320 minutes.

F(320)=0.11(320)+43=35.2+43=78.2

Answer: the value of f(320) is $78.2 and it will be the cost of phone service for 320 minutes of international calls.

Explanation:

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