Solve by graphing.
x^2 -2x -3 =0
The length of a rectangle is
2 cm more than the width. The area is
24 cm^2. What are the dimensions of the rectangle?
Solve by factoring.
x^2 + 3x - 28 = 0
The playing surface in the game of curling is a rectangular sheet of ice with an area of about
225 m^2. The width is about 40 m less than the length. Find the approximate dimensions of the playing surface.