Solving Quadratic Equations

Solve     4x² + 12x + 11 = 0

• -2.2 or -0.8
• -2 or -1
• 2 or 1
• No Solution

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve     3x² - 11x + 10

• 1.7 or 2
• 1 or 2
• 1.5 or 2
• -1.7 or 2

Tags

CCSS.HSA-REI.B.4B

Solve     x² - 12x = -5

• 0 or 11
• -11.6 or -0.4
• 0.4 or 11.6
• 1 or 11

Tags

CCSS.HSA-REI.B.4B

Solve     3x² - 11x + 10

• 1.7 or 2
• 1 or 2
• 1.5 or 2
• -1.7 or 2

Tags

CCSS.HSA-REI.B.4B

Solve 2x² + 3x = 6

• 1 or 3

• -2.6 or 1.1

• -1.1 or 2.6

• No Solution

Tags

CCSS.HSA-REI.B.4B

Solve    2x² + 7x - 15 = 0

• -1.5 or 5
• No Solution
• -5 or 1.5
• 0.7 or 5

Tags

CCSS.HSA-REI.B.4B

• -2, 4
• -8
• ±8
• No real solution

Tags

CCSS.HSA-REI.B.4B

If the discriminant equals 0, then the quadratic has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• No Real Solution

Tags

CCSS.HSA-REI.B.4B

If the discriminant is negative, then the quadratic has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• No Real Solutions

Tags

CCSS.HSA-REI.B.4B

If the discriminant is positive, then the quadratic has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• No Real Solution

Tags

CCSS.HSA-REI.B.4B