Solving Basic Radical Equations

Solve the radical equation

• 25

• 50

• 125

• 5

 Solve the equation.

• 36

• 18

• -18

• 27

Solve the radical equation

• 9

• 82

• -9

• -82

Solve

• 8

• 38

• 34

• 14

Solve for x; identify extraneous solutions (if any).

• x = 17

• x = 5

• x = 3

• no solution; x = 5 is extraneous

solve for x:

Mathematical Equivalence

ON

Solve for x. Check for extraneous solutions.

• x = 1

• x = -2

• x = 1 & x = -2

• both extraneous (no solution)

Solve the radical equation. Don't forget to check your answers!

• x = -6

• x = 3

• x = 7/3

• x = -5

Solve:

• 1

• 43

• 8

• 55

Solve.  Remember to check for extraneous solutions. 

• {-3}

• {6}

• {-5,6}

• {-5}