Final Exam Review #6

Final Exam Review #6

Solve radical equations:

Undo the root

To solve a radical equation

• Get the  $\sqrt{ }$  by itself. ( Isolate the radical)

• Now that the square root (by itself) = something,                                you can Square both sides

• Square and square root cancel each other

• What is under the root sign = the other side squared

• Undo and solve for the variable (solve for x)

Multiple Choice

• -4
• 0, -4
• 4
• 0, 4

Multiple Choice

Solve and check your solution(s).

• x = 2, 3
• x = -2, -3
• x = -1, -6
• No solution

Multiple Choice

Solve and check your solution(s).

• x = -2
• x = -2, 3
• x = -2, -3
• x = -3

Multiple Choice

• -3

• 3

• -9

• 9

Multiple Choice

• 3

• -3

• 9

• -9

Multiple Choice

• 2

• 1

• -2

• -1

Multiple Choice

• 5

• 2

• 4

• 3

Multiple Choice

• 12

• 4

• 16

• 32

Multiple Choice

• 1

• 43

• 8

• 55