Radical Equations Test

Solve & Check: √(x+6) - √(11-x) = -3

• x = 5 is extraneous

  x = -10

• x = 5

  x = -10 is extraneous

• x = -5 is extraneous

  x = 10

• x = -5

  x = 10 is extraneous

Solve & Check for extraneous solutions: 2 + √(x+10) = 4

• 6

• -6

• 14

• -8

2∛(x-50) = -10

• 75

• 175

• -75

• -175

What value of n makes √(10-3n) = 7 true?

• 23

• 13

• -23

• -13

Solve & Check: ∛(2x-8) = 4

• 34

• -34

• extraneous solution

• 36

Solve & Check: ∛(2x-3) = -27

• -19680

• extraneous solution

• 9840

• -9840

Solve & Check: ∜(x-2) = 3

• 81

• 83

• -83

• extraneous solution

Solve & Check: √(x-5) = √x +5

• -3

• -9

• 9

• extraneous solution

Solve & Check: ∛2x = 4

• -32

• 32

• 8

• -8

Solve & Check: √(x-7) = √(x+11)

• False / No solution

• 7 & -11

• 0

• 18