2 x 2 5x 14 July 8, 2019 16 32 64 128 X 2 5x 14 0 X 2 5x 14 0 quadratic formula X 2 5x 14 0 solve by factoring X 2 5x 14 factorise X 2 5x 14 10 X 2 5x 14 0 solve X 2 49 )( x 2 5x 14 X 2 5x 144 0 X 2 5x 14 0 discriminant X 2 4 x 2 5x 14 X 2 5x 14x X 2 5x 14 ≤ 0 X 2 25x 144 X 2 25x 144 0 2x 2 5x 14 0