Simplifying Rational Expressions
Flashcard
•
Mathematics
•
8th - 11th Grade
•
Hard
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5 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.
2.
FLASHCARD QUESTION
Front
How do you simplify a rational expression?
Back
To simplify a rational expression, factor both the numerator and the denominator and then cancel any common factors.
3.
FLASHCARD QUESTION
Front
What does it mean for a rational expression to be undefined?
Back
A rational expression is undefined when its denominator equals zero.
4.
FLASHCARD QUESTION
Front
What is the first step in simplifying (x²+11x+24)/(x²+4x-32)?
Back
Factor both the numerator and the denominator.
5.
FLASHCARD QUESTION
Front
What is the factored form of x²+11x+24?
Back
(x+3)(x+8)
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