How many times would you expect to select purple?

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

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?