Five examples of Irrational Numbers are Pi, the Golden Ratio, Euler's number, the square root of 7.298363, and the cubed root of 26.483738.
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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.
The square roots of three are examples of irrational numbers.
5, -7.986543, 37/91, sqrt(64), 193 are all rational. sqrt(2), pi, e, cuberoot(32) are all irrational.
pi and the square root of 2