
Mastering Operations with Rational Expressions

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

Liam Anderson
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in simplifying the expression 49x^2y^7z^4 / 35x^8y^3z^12?
Subtract the exponents of the variables
Multiply the coefficients
Add the exponents of the variables
Divide the coefficients by their GCF
Tags
CCSS.HSA.APR.D.6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When multiplying rational expressions, why is it beneficial to break down the numbers into smaller factors?
To simplify the process and avoid large numbers
To make the numbers larger
To make the process more complex
To increase the number of variables
Tags
CCSS.HSA.APR.D.7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you handle the expression 2x / (3x - 6) * (5x - 10) / 20x^2?
Multiply the numerators and denominators directly
Factor each part and then cancel common terms
Subtract the numerators and denominators
Add the numerators and denominators
Tags
CCSS.HSA.APR.D.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the least common denominator (LCD) needed to add the fractions 8 / 5x and 3 / 2x^2?
2x^2
10x^2
5x
15x^2
Tags
CCSS.HSA.APR.D.7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you simplify the expression 4 / (3 - x) + 7 / (x^2 - 9)?
Combine the fractions directly
Subtract the numerators and denominators
Factor the denominators and find a common denominator
Multiply the numerators and denominators
Tags
CCSS.HSA.APR.D.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of adding the rational expressions 7y/(5y(y-3)) and 15y/(5y(y-3))?
22y/(5y(y-3))
7y/(5y) + 15y/(y-3)
7y + 15y
22y/(y-3)
Tags
CCSS.HSA.APR.D.7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the solution to the equation 5/(2x) = 3/(x-4)?
x = 20
x = 4
x = -20
x = -4
Tags
CCSS.HSA.REI.A.2
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