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Mathematics, 18.08.2019 18:50 NeedsMajorHelp

The table below shows the outputs y for different inputs x:
input
(x) 1 1 3 3
output
(y) 4 2 12 6
part a: does the table represent y as a function of x? justify your answer. (5 points)
part b: the total cost f(x), in dollars, for renting a paddleboat for x hours is shown below:
f(x) = 20 + 10x
what is the value of f(120), and what does f(120) represent? (5 points

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The table below shows the outputs y for different inputs x:
input
(x) 1 1 3 3
out...
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