Radical Equations Extraneous Solutions

• x = 0

  5 is extraneous

• x = 5

  0 is extraneous

• x = -2

  3 is extraneous

• x = 3

  -2 is extraneous

Tags

CCSS.HSA.REI.A.2

• x = 7

  -8 is extraneous

• x = -8

  7 is extraneous

• x = 4

  14 is extraneous

• no solution

Tags

CCSS.HSA.REI.A.2

Solve the equation. Make sure to check for extraneous solutions.

• x = 1

  9 is extraneous

• x = 3

  -2 is extraneous

• x = 9

  1 is extraneous

• x = -2

  3 is extraneous

Tags

CCSS.HSA.REI.A.2

Name the extraneous solution(s) for this equation.

• 3

• -3 and -4

• 4

• -4

Tags

CCSS.HSA.REI.A.2

• x = 5

• x = 4

• x = -5

• x = -4

Tags

CCSS.HSA.REI.A.2

Solve.  Check for extraneous solutions.

• A

• B

• C

• D

Tags

CCSS.HSA.REI.A.2

Solve the radical equation and check for extraneous solutions:

• A

• B

• C

• D

Tags

CCSS.HSA.REI.A.2

Solve the radical equation and check for extraneous solutions:

• A

• B

• C

• D

Tags

CCSS.HSA.REI.A.2

Solve the radical equation and check for extraneous solutions:

• A

• B

• C

• D

Tags

CCSS.HSA.REI.A.2

Solve the radical equation and check for extraneous solutions:

• A

• B

• C

• D

Tags

CCSS.HSA.REI.A.2