Question

what is irrational number ? give example​

Answer 1

Answer:

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Example: π (Pi) is a famous irrational number.

We cannot write down a simple fraction that equals Pi. The popular approximation of 22/7 = 3.1428571428571 is close but not accurate. Another clue is that the decimal goes on forever without repeating.

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Answer 2

Answer:

an irrational no. is a no that cannot be expressed as a fraction for any integers and it have decimal expansion that neither terminate nor become periodic.

Step-by-step explanation:

for example, the equation x²=2cannot be solved in set ofQ of rational number because the no. whose square is 2, written as under root 2,is not a rational number.

ex, root 5 ,root3.......