# What are the examples of irrational number?

## What are the examples of irrational number?

An irrational number is any number that cannot be written as a fraction of whole numbers. The number pi and square roots of non-perfect squares are examples of irrational numbers.

### Is 5 an irrational number Yes or no?

It is an irrational algebraic number. The first sixty significant digits of its decimal expansion are: 2.23606797749978969640917366873127623544061835961152572427089… (sequence A002163 in the OEIS)….Square root of 5.

Representations
Algebraic form
Continued fraction
Binary 10.0011110001101110…

#### Is 7 an irrational number?

No. 7 is not an irrational number.

Is 5 rational or irrational?

The number 5 is present in the real numbers. Therefore, the number 5 is a rational, whole, integer and real number.

Is 81 rational or irrational?

Is the Square Root of 81 Rational or Irrational? A rational number is defined as a number that can be expressed in the form of a quotient or division of two integers, i.e. p/q, where q is not equal to 0. Both numbers can be represented in the form of a rational number. Hence, the square root of 81 is a rational number.

## Is .5 an irrational number?

5 is not an irrational number because it can be expressed as the quotient of two integers: 5 ÷ 1.

### What are 10 examples of rational numbers?

Some of the examples of rational number are 1/2, 1/5, 3/4, and so on. The number “0” is also a rational number, as we can represent it in many forms such as 0/1, 0/2, 0/3, etc. But, 1/0, 2/0, 3/0, etc….Solved Examples.

Decimal Number Fraction Rational Number
1.75 7/4 yes
0.01 1/100 yes
0.5 1/2 yes
0.09 1/11 yes

#### What are 3 examples rational numbers?

Any number in the form of p/q where p and q are integers and q is not equal to 0 is a rational number. Examples of rational numbers are 1/2, -3/4, 0.3, or 3/10.

Is 11 irrational or rational?

As we know that a decimal number that is non-terminating and non-repeating is also irrational. The value of root 11 is also non-terminating and non-repeating. This satisfies the condition of √11 being an irrational number. Hence, √11 is an irrational number.