
Rational Equations Quiz
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving rational equations as discussed in the video?
Multiply all terms by the largest denominator
Factor the numerators
Find a common denominator
Add all fractions together
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to multiply both the numerator and denominator by the same expression?
To simplify the numerator
To eliminate the denominator
To maintain the fraction's value while changing its form
To change the value of the fraction
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you check for after solving a rational equation?
If the solution is less than 10
If the solution is positive
If the solution makes any denominator zero
If the solution is a whole number
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the second example, what is the common denominator used?
x + 2 and x - 2
x + 2
x + 1 and x - 1
x - 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of clearing the denominators in the second example?
A simpler equation with only numerators
A more complex equation
An equation with no solution
An equation with multiple denominators
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What method is used to solve the third example equation?
Completing the square
Quadratic formula
Graphing
Substitution
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the discriminant in the quadratic formula used in the third example?
129
9
48
81
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