Solving by Factoring Mistake

Solve by factoring

• -4, 2

• -2, 4

• -16

• -4

Tags

CCSS.HSA-REI.B.4B

When using factoring to solve a quadratic equation, what must be true?

• The equation must be set equal to 1.

• The equation must be set equal to 10.

• The equation must be set equal to 0.

• It is not necessary to set the equation equal to anything.

Tags

CCSS.HSA-REI.B.4B

• Factoring (Diamond Method)

• Factoring (Grouping)

• Quadratic Formula

• Finding square roots

What should you do first in solving this equation by factoring?
x² + 6x - 13 = 3

• Get factored form

• Write down: a=1, b=6, c=-13

• Make it equal 0 by subtracting 3 on each side

• Type it all in a calculator.

Tags

CCSS.HSA-REI.B.4B

Solve for m by factoring.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Solve for v by factoring.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Solve for x by factoring.

• -6, -2

• -2, 6

• 2, 6

• -6, 2

Tags

CCSS.HSA-REI.B.4B

Solve for a by factoring.
a² + 2a - 24 = 0

• a = -6, 4

• a = 6, -4

• a = 12, -2

• a = 8, -3

Tags

CCSS.HSA-REI.B.4B

Solve for x by factoring.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Solve for x by factoring.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B