Adding and Subtracting Rational Expressions (Math 3)
Flashcard
•
Mathematics
•
11th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Define a 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 least common denominator (LCD)?
Back
The least common denominator (LCD) is the smallest expression that can be used as a common denominator for two or more fractions.
3.
FLASHCARD QUESTION
Front
Back
4.
FLASHCARD QUESTION
Front
What is the first step in adding or subtracting rational expressions?
Back
The first step is to find the least common denominator (LCD) of the fractions.
5.
FLASHCARD QUESTION
Front
Back
6.
FLASHCARD QUESTION
Front
Back
First, find the LCD, then rewrite each fraction with the LCD, and finally combine the numerators.
7.
FLASHCARD QUESTION
Front
Back
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