0 9 x 2 8 July 8, 2019 16 32 64 128 0 x 2 8x 9 0 x 2 9x 8 0 9 3 8 x 2 1 3 5 X 2 8x 9 0 completing the square X 2 8x 9 0 complete the square X 2 8x 9 0 теорема виета X 2 8x 9 0 solve 4 x 9 * 2 x 8 0 0 x 4 8x 2 9 Factorise x 2 8x 9 0 Solve x 2 8x 9 0 by completing the square 9 2 x 6 8 x 0 64 1 2 2x 9 2 x 8 0
