
Understanding Plus or Minus in Square Roots

Interactive Video
•
Mathematics
•
8th - 10th Grade
•
Hard
Standards-aligned

Emma Peterson
FREE Resource
Standards-aligned
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6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do we include a plus or minus when solving equations using square roots?
To ensure we consider both positive and negative solutions
To make the equation more complex
To simplify the equation
To eliminate negative solutions
Tags
CCSS.8.EE.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the principal square root?
The square root that is always zero
The square root that is always positive
The square root that is always negative
The square root that can be either positive or negative
Tags
CCSS.8.EE.A.2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the principal square root relate to the absolute value of x?
It results in the absolute value of x being non-negative
It results in the absolute value of x being negative
It results in the absolute value of x being positive
It results in the absolute value of x being zero
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the absolute value of x equal in the context of this problem?
Zero
Four
Negative four
Sixteen
Tags
CCSS.HSA.REI.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to understand the absolute value in the context of square roots?
It simplifies the equation to a single solution
It helps in ignoring negative solutions
It ensures we only consider positive solutions
It allows us to find both positive and negative solutions
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the solutions for x when the absolute value of x equals four?
x equals plus or minus four
x equals four
x equals zero
x equals negative four
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