SOLUTION: Which is an irrational number? 1. 0 2. 1 over 2 3. radical 3 4. radical 4

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Question 196568: Which is an irrational number?
1. 0
2. 1 over 2
3. radical 3
4. radical 4
Found 2 solutions by user_dude2008, Alan3354:
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
0 is rational ---> 0=0/any number

1/2 is rational

radical 3 is irrational


radical 4 = 2 is rational ----> 2 = 2/1

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Which is an irrational number?
1. 0
2. 1 over 2
3. radical 3
4. radical 4
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0 is not.
1/2 = 0.5, so that's rational
"radical 4", I assume you mean square root of 4, is 2, that's rational.
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What does that leave?