SOLUTION: is square root 12 rational?

Question 201018This question is from textbook algebra 2
: is square root 12 rational? This question is from textbook algebra 2

Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

is rational if and only if

such that

In other words, if your radicand is an integer, then the square root is not rational unless there is some integer if squared is equal to the radicand.

John

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