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# Need help on math problems!?

Is √(-12) irrational, rational, or imaginary?

Is √(49)/√(100) irrational, rational, or imaginary?

I really don't understand these. Thanks!

### 3 Answers

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- Anonymous8 years agoFavorite Answer
1. Imaginary

2. Rational -> 7*10=70

- 8 years ago
Square roots of a negative number are always imaginary so sqrt(-12) is imaginary.

(sqrt[49]) / (sqrt[100]) = 7/10 which is rational.

- 8 years ago
sqrt(-12) is imaginary as it is the square root of a negative number.

sqrt(49)/sqrt(100) = 7/10 is rational as it is a normal fraction

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