
HW - Rational / Irrational Numbers
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a rational number?
Back
A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero. Examples include integers, fractions, and terminating or repeating decimals.
2.
FLASHCARD QUESTION
Front
What is an irrational number?
Back
An irrational number is a number that cannot be expressed as a simple fraction. It cannot be written as a ratio of two integers. Examples include √2, π, and e.
3.
FLASHCARD QUESTION
Front
Is √4 a rational or irrational number?
Back
Rational (√4 = 2, which is an integer).
4.
FLASHCARD QUESTION
Front
Is 1/3 a rational or irrational number?
Back
Rational (it can be expressed as a fraction).
5.
FLASHCARD QUESTION
Front
What type of number is 0?
Back
Rational (0 can be expressed as 0/1).
6.
FLASHCARD QUESTION
Front
Is π a rational or irrational number?
Back
Irrational (it cannot be expressed as a fraction).
7.
FLASHCARD QUESTION
Front
What is the result of (√2) * (√2)?
Back
Rational (the result is 2, which is an integer).
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