What is the value of x if the square root of x equals 4?

Solving Radical Equations: A Step-by-Step Approach

Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Hard

Sophia Harris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
16
8
4
2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you isolate x in the equation √(x - 5) = 0?
Add 5 to both sides
Subtract 5 from both sides
Square both sides
Divide both sides by 5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of x if √(x - 5) = 0?
5
0
25
10
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation √(x + 4) = 3, what is the first step to isolate x?
Add 4 to both sides
Divide both sides by 3
Square both sides
Subtract 4 from both sides
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of x in the equation √(x + 4) = 3?
5
9
25
1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you handle an equation with radicals on both sides, such as √(x + 3) = √(4x - 3)?
Square both sides
Add the radicals
Subtract the radicals
Divide both sides by the radicals
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of x in the equation √(x + 3) = √(4x - 3)?
2
3
5
4
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