Unit 3 Practice Test (Quadratic Equations)

• x = -2

• (-2,5)

• x = 2

• (2,11)

• x = 0

• (0,8)

• x = 2

• (2,16)

Use the graph below to fill in the blanks. Axis of Symmetry: ______, Vertex: ______, Domain: ______, Range: ______, Zeros: ______. Equation: A. B. C. D.

• Axis of Symmetry: x = -1, Vertex: (-1, 4), Domain: All real numbers, Range: y ≤ 4, Zeros: -3 and 1

  Equation D

• Axis of Symmetry: x = 1, Vertex: (1, 3), Domain: All real numbers, Range: y ≤ 3, Zeros: -1 and 3.

  Equation A

• Axis of Symmetry: x = 0, Vertex: (0, 3), Domain: All real numbers, Range: y ≥ 3, Zeros: -3 and 3.

  Equation B

• Axis of Symmetry: x = 2, Vertex: (2, -3), Domain: All real numbers, Range: y ≤ -3, Zeros: 2 and -2.

  Equation C

• A

• B

• C

• D

Select the factors that could represent the parabola graphed below.

• (X+2)

• (x+7)

• (x-2)

• (x-7)

Select the equation(s) that could represent the parabola graphed below

• y = (x-5)(x+1)

• y = (x+5)(x-1)

• y = x² + 4x - 5

• y = (x-2)² -9

• y = (x+2)² -9

• x = 2 or x = -12

• x = -2 or x = 12

• x = 4 or x = -6

• x = -4 or x = 6

• x = -7

• x = 7, x = -7

• x = 7, x = 7

• x = -7, x = 7

• x = -1 or x = 6

• x = -1 or x = -6

• x = 1 or x = 6

• x = -2 or x = 3