Radicals and Rational Functions

• 1

• 10

• 5

• 2

• 4.75

• 1.75

• 2.5

• 1.25

If you square both sides of a radical equation and obtain a solution that does not satisfy the original equation, you have found what?

• nth root

• extraneous solution

• radical equation 

• identity function

√3x + 5 < 0 and √2x - 1 > 0 are what?

• radical expressions

• inverse functions

• identity functions

• radical inequalities

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

• x = -6

• x = 3

• x = 7/3

• x = -5

• A
• B
• C
• D

• x = -6
• x = 3
• x = -3
• x = 5±

• A
• B
• C
• D

• 45
• 55/3
• 5
• 189

Solve for x.

• 9 & -9

• 9

• -9

• Answer not given