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Earn +20 ptsQ: Is 81 a irrational number
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Which number produces an irrational number when multiplied by?
At least one of the factors has to be irrational.* An irrational number times ANY number (except zero) is irrational. * The product of two irrational numbers can be either rational or irrational.
Is the square root of -81 rational or irrational?
The square root of -81 is an imaginary number, specifically 9i, where i represents the imaginary unit equal to the square root of -1. Since the square root of -81 does not result in a real number, it is considered irrational. Rational numbers are those that can be expressed as a ratio of two integers, whereas irrational numbers cannot be expressed in this form.
Is 4.121314 is a rational number or irrational?
it is a rational number but 4.121314..... is an irrational no
What number do you get when you add an irrational and a rational number?
An irrational number.
What is an irrational number minus a rational number?
It is an irrational number.
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