The table below shows the fourth roots of different numbers:
number (x) 1 1 81 81
...
Mathematics, 14.01.2020 17:31 dai77
The table below shows the fourth roots of different numbers:
number (x) 1 1 81 81
fourth root of the number (y) 1 β1 3 β3
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 truck for x hours is shown below:
f(x) = 25x + 16
what is the value of f(20) and what does f(20) represent? (5 points)
Answers: 2
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