Solving Quadratics by Completing the Square

What is the vertex of the parabola defined by the quadratic equation y = x^2 - 4x + 3?

• (2, 1)

• (0, 3)

• (3, 5)

• (1, 2)

Solve the quadratic equation x^2 + 6x - 7 = 0 using the completing the square method.

• x = 2, -5

• x = 3, -4

• x = 0, -7

• x = 1, -7

Tags

CCSS.HSA-REI.B.4B

Determine the vertex of the parabola represented by the quadratic function y = x^2 + 8x - 20.

• (4, 5)

• (2, -10)

• (0, -5)

• (3, 2)

Find the solution to the quadratic equation 2x^2 - 4x - 6 = 0 by completing the square.

• x = 1 or x = -4

• x = 3 or x = -1

• x = 4 or x = -3

• x = 2 or x = -2

Tags

CCSS.HSA-REI.B.4B

Use the completing the square method to solve the equation x^2 - 10x + 25 = 0.

• x = 5

• x = -5

• x = 10

• x = 3

Tags

CCSS.HSA-REI.B.4B