Question

A computer can sort x objects in t seconds, as modeled by the function below: t=0.007x^2+0.003x. How long, in seconds, will it take the computer to sort 15 objects?

Round your answer to the nearest hundredth of a second.

Answer 1

t = 0.007(15)^2+0.003(15) = 1.62 seconds

Answer 2

thank you! :)