X 2 10x 18 July 8, 2019 16 32 64 128 X 2 10x 18 factor X 2 10x 18 0 X 2 10x 18 0 completing the square X 2 10x 18 0 quadratic formula X 2 10x 18 in vertex form X 2 10x 18 =- 6 X 2 10x 1800 Y x 2 10x 18 X 3 10x 2 7x 18 X 2 10x − 18 − 1 X 2 − 10x 18 8 X 2 10x 18 x 5 Factorise x 2 10x 18 Solve x 2 10x 18 0