-3 is the ratio of -3 to 1. It's also the ratio of 3 to -1, and the ratio of -12 to 4, etc.
Any one of those facts proves that -3 is rational.
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No. 3 = 3/1 which is of the form a/b (with a & b integers) which is a rational number
-3 is a rational number
Yes. -3 is both rational and real. -3 is an integer. All integers are rational numbers. All rational numbers are real numbers. Thus -3 is a rational number and a real number.
No, the square root of 3 is not rational.
Rational