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4 votes
2. Which of the following is an irrational number?
A. 3
B. 3.5
C. 36
D. 15

2 Answers

4 votes

Answer:

C. 36

because can not be expressed as a ratio

User Alexey Korsun
by
4.2k points
7 votes
3.5 because a decimal is irrational, a whole number is natural.
User Mortana
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5.3k points