Solving Equations with Radical Exponents

Solve

• 8

• 38

• 34

• 14

• 5

• 4

• 41

• 82

• 1

• 3

• 224

• 226

What is the first step of Radical Equations?

• Check for extraneous solutions.

• Raise each side of the equation to the power of the index.

• Isolate the radical on one side of equations.

• Solve the remaining equation.

• 36
• 18
• -18
• 27

• 10

• 8

• 16

• 4

x = _____

What is the first step to solve for x?

• Subtract 9 from each side

• Subtract 5 from each side

• Square each side to eliminate the radical

• Divide each side by 4

Write with a rational exponent.

• 7³

• 7

• 7^3/4

• 7^4/3