Solving the Quadratic Equation

Solve Using the Quadratic Formula
 x² + 4x - 40 = -8

• -10 & -4

• -4 & 10

• -8 & 4

• 8 & -4

Tags

CCSS.HSA-REI.B.4B

What is the discriminant of -2x² − x − 1 = 0

• 76

• -7

• 9

• none of these

Tags

CCSS.HSA-REI.B.4B

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

3x² - 2x + 5 = 5 - 10x

• 64, 2 real rational solutions

• 52, 2 real irrational solutions

• 9, 2 real rational solutions

• 0, no solutions

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

What is your level of understanding on solving quadratic equations using the quadratic formula? 1 to 5 (5 is mastery)

• 1

• 2

• 3

• 4

• 5

Tags

CCSS.HSA-REI.B.4B

Use the graph to determine the solutions.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

What are the zeros to this function: x² + 8x + 12 = 0

• x = -2 and x = -6

• x = 4 and x = 3

• x = -5

• x = 5/4 and x = 3

Tags

CCSS.HSA-REI.B.4B

Solve 2x²+5x+3=0

• x = -2/3 and x = 4

• x = -2/3

• x=1 or x = -5/2

• x = -3/2 or x = -1

Tags

CCSS.HSA-REI.B.4B

• A
  1 Real Solution
• B
  2 Real Solutions
• C
  No Real Solutions
• D
  Half a Solution