Given f (x) = x+1 and g (x) = x2, what is (g o f) (x)?

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?

Which of the following represents a function? 50 !

Aconstruction worker needs to put a rectangular window in the side of a building he knows from measuring that the top and bottom of the window have a width of 8bfeet and the sides have a length of 15 feet he also measured one diagonal to be 17 feet what is the length of the other diagonal