X 0 9 5 July 8, 2019 16 32 64 128 X 0 9 5 6 16 x 9 0 5 1 x 2 0 9 5 4 X 0 9 2 5 0 3 2 5 x 0 9 X 9 )( 5x 2 )= 0 5x2 x 9 0 X 5y 9 0 X 2 5x 9 0 complete the square 0 8 x 1 9 )= 0 56 2x 5 )( x 9 )= 0 3x 9 0 x 5 1 5 9 x 0 75 X 0 5 )-( 2x 3 )= 9 0 9 x 5 4