Solving Quadratic Equations Quadratic Formula

Solve using the Quadratic Formula:
x² + 4x + 3 = 0

• x = 1 and x = 3

• x = 6 and x = -2

• x = -1 and x = -3

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation using Quadratic Formula

2x² - 3x - 5 = 0

• x = -1

  x = 5/2

• x = 5

  x = 2

• x = -1/2

  x = 5

• x = 1/2

  x = -5/2

• No solution

Tags

CCSS.HSA-REI.B.4B

Solve using the Quadratic Formula:

2x² + 2x − 12 = 0

• x = −2, 3

• x = 2, 3

• x = 2, −3

• x = −2, −3

Tags

CCSS.HSA-REI.B.4B

What is this formula?

• This is the speed of light formula.

• This is the quadratic formula.

• This is the zero product property.

• This is scary.

Tags

CCSS.HSA-REI.B.4B

Solve using the Quadratic Formula:

2x² − x − 3 = 0

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

• No real solutions

Tags

CCSS.HSA-REI.B.4B

• No real solutions

Tags

CCSS.HSA-REI.B.4B

What are the roots of the quadratic equation below?

• 4, -3

• -3, 1

Tags

CCSS.HSA-REI.B.4B

What are the roots of the quadratic equation below?

• No solution

Tags

CCSS.HSA-REI.B.4B