
Simplifying Expressions and Rational Functions

Interactive Video
•
Mathematics
•
8th - 10th Grade
•
Hard
+2
Standards-aligned

Aiden Montgomery
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't we simplify across addition or subtraction in rational expressions?
It makes the expression more complex.
It is mathematically incorrect.
It is not allowed in algebra.
It changes the value of the expression.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in simplifying the square root of 243?
Subtract 3 from 243.
Divide 243 by 9.
Find the prime factorization of 243.
Multiply 243 by 3.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the simplified form of the square root of 243?
81√3
27√3
9√3
3√3
Tags
CCSS.HSA.APR.D.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you simplify the expression by dividing each term in the numerator by the denominator?
Multiply each term by the denominator.
Add the numerator and denominator.
Divide each term in the numerator by the denominator.
Subtract the denominator from the numerator.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of simplifying 3/9?
2/3
1/3
3/4
1/2
Tags
CCSS.7.EE.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What common factor is factored out in the alternative method of simplification?
2
3
5
9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the simplified form of the expression after factoring out the common factor?
3 - 9√3
1 - 3√3
1/3 - √3
1 - √3
Tags
CCSS.8.EE.A.2
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