3 If f(x) = - VX-3, complete the following statement (round your answer
x + 2
to the nearest hundredth):
f(7) =

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?