5.5 Completing the Square Practice Worksheet Solve the equation by completing the square. x 2 − 10x + 6 = 0 x 2 + 7x − 4 = 0 2x 2 − 5x = 7 3x 2 − 4 x = 4 5x 2 + 6x = 8 2x 2 + 2x = 5 − 4 x 5.5 Completing the Square Practice Worksheet Write the quadratic function in vertex form and identify the vertex. y = x 2 − 16x + 2 y = 2x 2 + 12x − 5 y = 3x 2 − 15x + 1 y = 2x 2 + 3x + 1 y = − x 2 + 4 x − 1 y = −4 x 2 − 2x − 3