Quadratic Equations Review

Solve

x² - 2x - 8 = 0

using the quadratic formula

• x = 2 , -3

• x = 4 , -2

• x = 2 , -4

• x = 3 , -2

• No Solution

Tags

CCSS.HSA-REI.B.4B

Determine the values of

a, b, and c

the quadratic equation:

3x² – 9x + 6= 0

• a = -3, b = -9, c = 6

• a = 3, b = -9, c = 6

• a = 3, b = 9, c = 6

• a = -3, b = 9, c = 0

Solve using the Zero Product Property:

(3x+2)(x+1)=0

Tags

CCSS.HSA-REI.B.4B

• -2, 4

• -16

• -4

• -4, 2

Tags

CCSS.HSA-REI.B.4B

• No Solution 

Tags

CCSS.HSA-REI.B.4B

What is the discriminant in the Quadratic Formula?

• b - 4ac

• -b + 4ac

• -b² - 4ac

• b² - 4ac

Tags

CCSS.HSA-REI.B.4B

The quadratic equation can be used to solve equations that can not be factored?

• Yes

• No

Tags

CCSS.HSA-REI.B.4B

• a = 7, b = 2, c = 15

• a = 2, b = 7, c = -15

• a = -15, b = 2, c = 7 
  
  

• a=-2, b=0, c= -15

• ±1.5
• 1.5
• ±1
• No real solution

Tags

CCSS.HSA-REI.B.4B

• √3
• ±√3
• -3
• No real solution

Tags

CCSS.8.EE.A.2