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Is 21 over the square root of 4 a rational or irrational?
It is equal to 21/2 which is a rational number
What are irational and rational numbers?
A rational number is one that can be written as a fraction, with whole numbers for numerator and denominator; for example 1/2, 3/5, 7/3, and any whole number (for example, 7 = 7/1). An irrational number is one that can not be written in such a way, for example the square root of any number except a perfect square (square root of 2, of 3, of 5, etc.), pi, e, etc.
What are the rules fr multiplication and divisions of integers?
(positive number) x (positive number) = positive number (positive number)/(positive number) = positive number (positive number) x ( negative number) = negative number (positive number)/( negative number) = negative number (negative number) x (negative number) = positive number (negative number)/(negative number) = positive number
What is a negative number divided by a negative number?
A negative number divided by a negative number is a positive number.
Is 81 a rational number?
Yes. 81 is a:- Real number - Rational number - Integer - Natural number - Counting number - Square number - Odd number
IS IRATIONAL NUMBER 11?
No, it is rational.
Is -3 irational?
No -3 is not an irrational number
Is 10.86 rational or irational?
10.86 is a rational number
Is 30 irational?
No because 30 is a rational number
Is 29 irational?
29 is a rational number and it is also a prime number
Is pie a irational number?
Yes pi is an irrational number because it cannot be expressed as a fraction
Is the square root of 20 a rational number or irational?
The square root of 20 is an irrational number
Is the square root of 9 rational or irational?
The square root of 9 is 3 which is a rational number
Is 1.414213562 irational?
Yes because it is a terminating decimal that can also be expressed as a fraction.
When you take the square root of an irrational number will the outcome be rational or irrational?
The square root of an irational number must, itself, be irrational.
Is 14 and irrational number?
14 is an integer. and irational number is a top heavy fraction, i, e, a number of the form a/b with a>b, b not equal to 1
Is 21 over the square root of 4 a rational or irrational?
It is equal to 21/2 which is a rational number
