4 6 2x )= 0 July 8, 2019 16 32 64 128 4 x 6 )( 2x 3 )= 0 2x 2 4 6 0 4 2x 6 4 x )+ 8 0 X 2 )( 4x 4 )( 2x 6 ) 0 3 6 0 2x 4 9 9 8 X 4 3x 2 2x 6 0 4 2x 6 3 )( 5x 5 5 )= 0 X 4 2x 6 )= 0 3x 4 )( 2x 6 )= 0 X 2 4 2x 6 0 3 4x 4 4 2x 6 0 5 x 3 )+ 4 2x 6 )= 0 X2 4 √ 2x 6 0 X2 4 √ 2x 6 0 by completing the square X2 4 √ 2x 6 0 by factorisation