Multiplying & Dividing Rational Expressions

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
Standards-aligned
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16 questions
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1.
FLASHCARD QUESTION
Front
What is a rational expression?
Back
A rational expression is a fraction where both the numerator and the denominator are polynomials.
Tags
CCSS.HSA.APR.D.7
2.
FLASHCARD QUESTION
Front
How do you multiply rational expressions?
Back
To multiply rational expressions, multiply the numerators together and the denominators together, then simplify if possible.
Tags
CCSS.HSA.APR.D.7
3.
FLASHCARD QUESTION
Front
What is the first step in dividing rational expressions?
Back
The first step is to multiply by the reciprocal of the divisor.
Tags
CCSS.HSA.APR.D.6
4.
FLASHCARD QUESTION
Front
What does it mean to simplify a rational expression?
Back
Simplifying a rational expression means reducing it to its lowest terms by canceling common factors in the numerator and denominator.
Tags
CCSS.HSA.APR.D.6
5.
FLASHCARD QUESTION
Front
What is the formula for multiplying two rational expressions?
Back
If A/B and C/D are two rational expressions, then (A/B) * (C/D) = (A*C)/(B*D).
Tags
CCSS.HSA.APR.D.7
6.
FLASHCARD QUESTION
Front
What is the formula for dividing two rational expressions?
Back
If A/B and C/D are two rational expressions, then (A/B) ÷ (C/D) = (A/B) * (D/C).
Tags
CCSS.HSA.APR.D.6
7.
FLASHCARD QUESTION
Front
What is a common factor in rational expressions?
Back
A common factor is a number or variable that divides evenly into both the numerator and the denominator.
Tags
CCSS.HSA.APR.D.6
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