Equivalent Rational Expressions and Operations
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to write equivalent rational expressions?
To multiply polynomials
To solve quadratic equations
To add and subtract rational expressions
To simplify complex numbers
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in creating an equivalent expression with a new denominator?
Add a constant to the numerator
Subtract a constant from the denominator
Multiply both numerator and denominator by the same term
Divide the numerator by the denominator
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Example 1, what term is used to multiply the numerator and denominator to achieve the new denominator 5x^2?
x
5
5x^2
5x
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the resulting numerator in Example 1 after multiplying by 5x?
5x - 2
5x^2(x - 2)
5x^2 - 2
5x(x - 2)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Example 2, what is the new denominator we aim to achieve?
3xy
3x^2y^2
3x^2y
3x^2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What term is used to multiply the numerator and denominator in Example 2?
3xy
3y
3x
3x^2y
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Example 3, what additional term is needed in the denominator?
x(x+2)
x^2
x+2
x
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