Suppose a local vendor charges $2 per hot dog and that the number of hot dogs sold per hour is given by

x (t) = - 4t^2 + 20t + 64,

where t is the number of hours since 10 AM,

0 ≤ t ≤ 4.

Find an expression for the revenue per hour R as a function of x?

Question

13 August, 10:40

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Larissa Coffey · Answer 1

simply, R (x) = 2x as a function of x.

Suppose a local vendor charges $2 per hot dog and that the number of hot dogs sold per hour is given byx (t) = - 4t^2 + 20t + 64,where t is the number of hours since 10 AM,0 ≤ t ≤ 4.Find an expression for the revenue per hour R as a function of x?