Struck-by injuries are produced by forcible contact or impact between the injured person and
a. co-worker or employer
b. high voltage power line or other energy source
c. object or piece of equipment

The function y= x - 4x+ 5 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence post to another. all distances are in feet. complete the square to find and interpret the extreme value (vertex). select two answers: one extreme value and one interpretation.