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U3D6 Solving Radical Equations Feb25
By Ali Yasseri
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Last updated 10 months ago
16 questions
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Note from the author:
Instructions
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WARM UP
Simplify each expression so that you only have positive exponents.
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Question 1
1.
_______
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Question 2
2.
_______
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Link to the video:
https://www.youtube.com/watch?v=5gRzztTSRnM
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Question 7
7.
Solve the radical equation.
x = _______
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Question 8
8.
Solve the radical equation.
x = _______
1
Question 9
9.
Question 10
10.
Solve the radical equation.
Isolate the radical before squaring.
x = _______
Always check your answer. Plug your solution back into the equation to be sure it works.
Does your solution work? _______
Question 11
11.
Solve the radical equation.
Isolate the radical before squaring.
x = _______
Always check your answer. Plug your solution back into the equation to be sure it works.
Does your solution work? _______
Question 12
12.
Solve the radical equation.
Isolate the radical before squaring.
x = _______
Always check your answer. Plug your solution back into the equation to be sure it works.
Does your solution work? _______
You get an answer, but it doesn't work. This is called an
extraneous solution
.
Question 13
13.
Solve the radical equation.
x = _______
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Question 14
14.
Solve for x.
x =_______
This equation has extraneous solutions. They are _______ and _______ .
Question 15
15.
Solve for x.
The solution is x = _______ only.
The extraneous solution is _______ .
Question 16
16.
Solve the cube root.
x = _______
Need help solving quadratic equations?
Watch the videos below.
Question 3
3.
_______
Question 4
4.
How are these different?
Question 5
5.
Solve the equation.
x = _______
Question 6
6.
Solve the equation.
x = _______ and _______ .
(two different solutions)
Solve the radical equation.
Isolate the radical before squaring.
x = _______