1. Is square root of negative 10 irrational or rational?

2. Is 2.79797979... irrational or rational?

I'm not very good at identifying irrational and rational numbers at least I tried too.

1. irrational
2. rational

3 answers

yes, it is not only irrational but imaginary

yes, the second one is rational
You can always write a number with repeating decimals as a ratio of whole numbers

Thank you!

You are welcome.

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