Quiz about Solving Radical Equations Extraneous

Question 1

Question 1.

Accepted Answer

No Solution

Answer

2

Answer

1/2

Answer

3.74

Question 2

Question 2.

Accepted Answer

No Solution

Answer

45

Answer

4

Answer

90

Question 3

Question 3.

Accepted Answer

No Solution

Answer

15

Answer

7.2

Answer

16

Question 4

To undo a square root in an equation, you need to

Accepted Answer

square both sides

Answer

multiply both sides by 2

Answer

take the square root of both sides

Answer

divide both sides by 2

Question 5

Why should you check your answer to a radical equation?

Accepted Answer

Both Options

Answer

To make sure you didn't make an error

Answer

To make sure the answer is not extraneous

Question 6

What should be the first step you take to solve the equation below?

Accepted Answer

Divide both sides by 2

Answer

Square both sides

Answer

Add 5 to both sides

Answer

Subtract 31 from both sides

Question 7

Solve for x

Accepted Answer

8

Answer

24

Answer

4

Answer

64

Question 8

Solve

Accepted Answer

14

Answer

-14

Answer

no solution

Answer

28

Question 9

Question 9.

Accepted Answer

x = 7

Answer

x = - 9, x = 7

Answer

x = 9

Answer

x = 9, x = - 7

Question 10

Question 10.

Accepted Answer

4

Answer

-4

Answer

2

Answer

-2

Question 11

Question 11.

Accepted Answer

x = 14

Answer

x = 5

Answer

x = -6

Answer

x = -1

Question 12

Solve

Accepted Answer

r = 1

Answer

r = 2

Answer

r = -1

Answer

r = 8

Question 13

What is the first step to solving Radical Equations?

Accepted Answer

Isolate the radical on one side of equations.

Answer

Check for extraneous solutions.

Answer

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

Answer

Solve the remaining equation.

Answer

Convert from radical form to rational exponent form

Question 14

Solve and check your solution(s).

Accepted Answer

x = 9

Answer

x = 1

Answer

x = all real solutions

Answer

x = 9, 1

Question 15

Solve. Remember to check for extraneous solutions.

Accepted Answer

{6}

Answer

{-3}

Answer

{-5,6}

Answer

{-5}

Solving Radical Equations Extraneous

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