The force F (in tons) of water against the face of a dam is estimated by the function Fly) = 159.12 10y5/2
where y is the depth of the water (in feet).
(a) Complete the table. (Round your answers to the nearest integer.)
y
5
10
20
30
40
Fly)
(b) Use the table to approximate the depth at which the force against the dam is 1,000,000 tons. Verify your answer graphically.
ft
How could you find a better estimate?
O By completing the table for values of y between 0 and 5.
O By completing the table for values of y between 5 and 10.
O By completing the table for values of y between 10 and 20.
By completing the table for values of y between 20 and 30.
By completing the table for values of y between 30 and 40.
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