Solving Square Roots with Extraneous Roots

What is the extraneous root?

• 4

• 9

• -2

• 5

Tags

CCSS.HSA.REI.A.2

Find the extraneous root

• 2

• 7

• 4

• 16

Tags

CCSS.HSA.REI.A.2

Find the extraneous root/s

• A

• B

• C

• D

Tags

CCSS.HSA.REI.A.2

Solve for x and check for extraneous root/s.

x + 4 = (x -2)²

• 4

• 2

• 5

• 0

Tags

CCSS.HSA-REI.B.4B

Root of a transformed equation that is not a root of the original equation because it was excluded from the domain of the original equation.

• Solution

• Extraneous Solution

• Zeroes

• Extra root

Tags

CCSS.HSA.REI.A.2