Algebra III Quizizz: Discriminant Assignment

What is the discriminant and how many solutions would this quadratic have?

x² - 6x + 9 = 0

• 0, No Solutions

• 0, 1 Solution

• 72, 2 Solutions

• -72, No Solution

Tags

CCSS.HSA.REI.B.4

What is the discriminant and how many solutions would this quadratic have?

-8x² + 6x - 4 = 0

• -92, No Solutions

• 164, 2 Solutions

• -164, No Solutions

• 92, 2 Solutions

Tags

CCSS.HSA.REI.B.4

What is the discriminant and how many solutions would this quadratic have?

4x² + 6x - 4 = 0

• -28, No Solutions

• 28, 2 Solutions

• 100, 2 Solutions

• -100, No Solutions

Tags

CCSS.HSA.REI.B.4

What is the discriminant of this equation?

3x² + 8x = 0

• 64

• 52

• 9

• 0

Tags

CCSS.HSA.REI.B.4

What is the discriminant of this equation?

-5x² - 6 = 0

• 120

• 36

• 16

• -120

Tags

CCSS.HSA.REI.B.4

What is the discriminant and how many solutions would this quadratic have?

-3x² - 5x + 15 = 7

• 205, 2 Solutions

• -71, No Solutions

• 121, 2 Solutions

• 121, 1 Solution

Tags

CCSS.HSA.REI.B.4

What is the discriminant and how many solutions would this quadratic have?

3x² + 3x + 4 = -3

• -75, No Solutions

• -75, 2 Solutions

• -39, No Solutions

• -39, 1 Solution

Tags

CCSS.HSA.REI.B.4

What is the discriminant and how many solutions would this quadratic have?

-4x² - 8x - 8 = -4

• 0, No Solutions

• 0, 1 Solution

• 128, 2 Solutions

• 128, 1 Solution

Tags

CCSS.HSA.REI.B.4

When in standard form, what is the value of a, b and c in this quadratic?

9x² + 4x - 6 = -5x + 8

• a = 14 b = 4 c = -14

• a = 9 b = 9 c = -14

• a = 9 b = -1 c = 2

• a = 9 b = -9 c = 14

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

When in standard form, what is the value of a, b and c in this quadratic?

8x² + 3x - 6 = 3x

• a = 8 b = 0 c = -6

• a = 8 b = 6 c = -6

• a = 8 b = -6 c = 0

• a = 8 b = 3 c = -6

Tags

CCSS.HSA.REI.B.4