X 2 2 2x 4 0 July 8, 2019 16 32 64 128 X 2 2 √ 2x 4 0 X 2 2x 4 0 complete the square X 2 y 2 2x 4y 4 0 X 2 y 2 2x 4y 4 0 center and radius X 2 2x 4 0 solve 4 x 2 )- 0 7 2 2x 4 )+ 0 3 X 2 3 x 2 x 2 2x 4 0 X 2 2x 2 3x 2 6x 4 0 1 2x x 2 3 )( 2x 2 4 )= 0 2 2x 4 9 2 x )= 0 X 2 4x 4 2x 2 x 1 0 X 2 )( x 5 2 3 2x 4 )= 0 X 2 1 2x 4 0