Then we can use the following procedures to solve a quadratic equation by completing the square. We will use the example x2 4x1 0 x 2 4 x 1 0 to illustrate each step. Your answer should be.
X 2 3 x 28 0.
Left parenthesis x plus. Step 2 Move the number term ca to the right side of the equation. Even though quad means four but quadratic represents to make square. 2 x 2 12 x 7 0.