Question topic: Exact Representation of Roots

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Ebert used to make $22 an hour, but got a 10% raise. how much more will he make in a 40 hour work week with raise?

The distance a bicycle travels with each turn of its wheels is about 3 1/7 times the tire diameter. the tires on mike’s bicycle have a diameter of 24 1/2 inches. how far does it travel with each turn of the wheels?