X squared 4 0 July 8, 2019 16 32 64 128 X squared minus 4 0 X squared 5x 4 0 X squared 3x 4 0 X squared 4x 4 0 X squared 2x 4 0 X squared 6x 4 0 X squared plus 4 = 0 Solve x squared - 4 0 X 4 squared 8 0 X squared minus 4x 4 0 X squared minus 2x 4 0 X squared minus 4 equals 0
