Marcel is performing the first test on his company’s new electric car. During the test, the electric car reaches a maximum speed of 81 mph.

The performance test results of the electric car can be modeled by the following table, where x represents time, in seconds at the start of the test, and y represents the speed, in miles per hour.

Marcel is performing the first test on his companys new electric car During the test the electric car reaches a maximum speed of 81 mph The performance test res class=