No. It's the ratio of -17 and 3 ... a perfectly rational number.
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No, -5 is not an irrational number. Irrational numbers are numbers that cannot be represented as the quotient of two integers. Since -5 is already an integer, it is rational.
No, 2/5 is a rational number because it can be expressed as a ratio of two integers. An irrational number cannot be expressed as a fraction.
82 is not an irrational number because it can be expressed as the quotient of two integers: 82÷ 1.
it is 5/3
5 squared is 5*5 is 25. 25 is not an irrational number.