Which point is an x-intercept of the quadratic function f(x)= (x+6)(x-3)

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

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?