Find an equation of a line whose graph intersects the graph of the parabola y=x^2 at (a) two points, (b) one point, and (c) no point.

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0