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Q: Is -56 rational or irrational

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No, because 56 is a rational number

No, it is rational 56/7 = 8 which is rational

An irrational number is a number that cannot be expressed as a/b. a and b must both be integers. With 56, this can be expressed as 56/1. As both 56 and 1 are integers, 56 is a rational number. All whole numbers are rational.

4.6 is rational.

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10.01 is a rational number

It is a rational number

Rational.

Rational

No

rational

Rational

If x is rational the it is rational. If x is irrational then it is irrational.

Rational. Rational. Rational. Rational.

No. A rational plus an irrational is always an irrational.

No, they are disjoint sets: no rational is irrational and no irrational is rational.

rational

rational

rational

1.14 is rational.

They can be rational, irrational or complex numbers.They can be rational, irrational or complex numbers.They can be rational, irrational or complex numbers.They can be rational, irrational or complex numbers.

Can be irrational or rational.1 [rational] * sqrt(2) [irrational] = sqrt(2) [irrational]0 [rational] * sqrt(2) [irrational] = 0 [rational]

It is always irrational.

It is a rational number.

Irrational. Irrational. Irrational. Irrational.