
Simplifying Expressions and Square Roots

Interactive Video
•
Mathematics
•
7th - 10th Grade
•
Hard
+3
Standards-aligned

Lucas Foster
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in simplifying the given expression?
Use a calculator
Directly calculate the square root
Set the expression equal to x
Set the expression equal to y
Tags
CCSS.7.EE.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of squaring a product of two terms, a and b?
a squared plus b squared
a times b squared
a squared times b squared
a plus b squared
Tags
CCSS.HSA.APR.C.5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to expand the expression (a + b)^2?
Substitution
Direct multiplication
Integration
FOIL method
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when you multiply a square root by itself?
It doubles
The square root and square cancel each other
It remains the same
It becomes zero
Tags
CCSS.HSN.RN.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the simplified result of 4 plus the square root of 7 minus 4 minus the square root of 7?
Negative two
Four
Zero
Two
Tags
CCSS.6.EE.A.2C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of x squared after simplification?
Two
Four
Six
Eight
Tags
CCSS.HSA.REI.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine whether the solution is positive or negative?
By checking the sign of x
By comparing the original expression values
By guessing
By using a calculator
Tags
CCSS.6.EE.A.2C
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