SOLUTION: What is an example of a number that isnt a "real number"?

SOLUTION: What is an example of a number that isnt a "real number"?

Algebra.Com

Question 11829: What is an example of a number that isnt a "real number"?
Answer by longjonsilver(2297) (Show Source): You can put this solution on YOUR website!
since no number exists that, when multiplied by itself equals -1.

is commonly written as i.

jon.

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