Need !
use the discriminant to determine how many x-intercepts the graph of the equation has. y = – 4x2 + 3x – 2
a. none
b. one
c. three
d. two

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?