Solve by Quadratic Formula

Solve using the Quadratic Formula:

x² + 4x = -3

• x = 1 and x = 3

• x = 6 and x = -2

• x = -1 and x = -3

Tags

CCSS.HSA-REI.B.4B

Solve using the quadratic formula.
2x² - 9x - 35 = 0

• x = 7/2, x = -6

• x = -5/2, x =5

• x = -3/7, x =6

• x = -5/2, x = 7

Tags

CCSS.HSA-REI.B.4B

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

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

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

Solve using the Quadratic Formula.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Solve for x. How can you solve for it on the calculator?

Tags

CCSS.HSA-REI.B.4B

Solve for x:
8x² + 24 = 0

• x = ± i √ (3)

• x = ± 3i

• x = ± √(3)

• x = ± 2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve
3x² - 5 = -446

• ±√-147

• 7i√3

• ±7i√3

• -7√3

Tags

CCSS.8.EE.A.2