
Unit 4 Review CP - Rational Expressions & Equations
Flashcard
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
Define Rational Expression.
Back
A rational expression is a fraction where the numerator and the denominator are both polynomials.
2.
FLASHCARD QUESTION
Front
What is the process to simplify a rational expression?
Back
To simplify a rational expression, factor both the numerator and the denominator, then cancel any common factors.
3.
FLASHCARD QUESTION
Front
What is an extraneous solution?
Back
An extraneous solution is a solution that emerges from the process of solving an equation but does not satisfy the original equation.
4.
FLASHCARD QUESTION
Front
How do you find the least common denominator (LCD) of rational expressions?
Back
To find the LCD, factor each denominator and take the highest power of each factor that appears.
5.
FLASHCARD QUESTION
Front
What is the first step in solving a rational equation?
Back
The first step is to find a common denominator for all terms in the equation.
6.
FLASHCARD QUESTION
Front
Back
7.
FLASHCARD QUESTION
Front
Back
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