Quadratic Equations Quiz

Solve by using the Quadratic Formula. Round to the nearest tenth if necessary

y² + 8y = 2

• 0.3, 7.7

• -8.2, 0.2

• 8.2, -0.2

• -7.7, -0.3

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4

Solve by using the Quadratic Formula. Round to the nearest tenth if necessary

4x² + 11x - 3 = 0

• -2.4, -0.3

• 0.3, 2.4

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4

Solve by using the Quadratic Formula. Round to the nearest tenth if necessary

d² + 4 = 6d

• -5.2, -0.8

• -6.6, 0.6

• -0.6, 6.6

• 0.8, 5.2

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4

Solve by using the Quadratic Formula. Round to the nearest tenth if necessary

3x² - 11x - 4 = 0

• 0.4, 3.3

• -3.3, -0.4

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4

Solve by using the Quadratic Formula. Round to the nearest tenth if necessary

h² + 5h - 14 = 0

• 0.2, -5.2

• 4, -14

• -4.5, 4.5

• 2, -7

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4

Solve by using the Quadratic Formula. Round to the nearest tenth if necessary

v(4v - 23) = -21

• 0, -23

• 6.4, -52.4

• 4.6, 1.1

• -14.7, 14.7

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4

Determine the number of real solutions

2x² + 2x + 3 = 0

• 2

• infinitely many

• 1

• none

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4

Determine the number of real solutions

6x² + 19x + 14 = 0

• 2

• infinitely many

• 1

• none

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4

Determine the number of real solutions

7x² - 18x + 12 = 0

• 2

• infinitely many

• none

• 1

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4

State the value of the discriminant

3x² + 8x = 2

• 3

• 40

• 88

• 100

Tags

CCSS.MATH.CONTENT.HSA.REI.B.4