3 years ago

The table below shows the cube roots of different numbers

1 answer:

8 0

Part A : Yes, it represents y as a function of x. There are not 2 different y values for the same x value.
f ( x ) = ∛ x ( or : y = ∛x )
Part B : f ( x ) = 10 + 20 x
f ( 100 ) = 10 + 20 · 100 = 10 + 2,000 = 2,010
f ( 100 ) represents the total cost for renting a bike for 100 hours.

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