What is the seventh terms of (x + 4)8?

At which value in the domain does f(x) =0?

Math question.. plz me .. best answer all

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?