Question

EXERCISE 1.2
1. What is an irrational number?​

Answer 1

Answer:

An irrational number can be written as a decimal, but not as a fraction. An irrational number has endless non-repeating digits to the right of the decimal point. Here are some irrational numbers: π = 3.141592

Answer 2

${\fbox{\fbox{\fbox{\large\sf\green{AnsWeR}}}}}$

The intersection of rational and irrational numbers will be :

❇$\small{\bold{REAL\:NUMBER} }$

☞All the number which are not considered as rational numbers are irrational numbers.

• Rational number is always interested p/q form.

• Irrational numbers are numbers that cannot be expressed as the ratio of two whole numbers.

• This is opposed to rational numbers, like 2, 7, one-fifth and -13/9, which can be, and are, expressed as the ratio of two whole numbers.

• The sum of two irrational number will be irrational Always.

• When expressed as a decimal, irrational numbers go on forever after the decimal point and never repeat.