Question

root 121 is an irrational number or rational or even or none of these?

Answer 1

root 121 is 11 by simplifying so it is a rational number as it can be presented in the form of p by q.

Answer 2

rational numbers are the numbers which are in form of p / q but root number which are perfect square considered to be rational number .every root number is irrational except perfect square .

$\sqrt{121} = 11$

show √121 is a rational number .

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