Q. 94.1( 230 Votes )

Classify the foll

Answer :

Rational NUmber: A number that can be expressed in the form p/q, where q ≠ 0.

Irrational Number: A number which can not be expressed in the form p/q. The numbers that are non-repeating and non-terminating are called irrational.

(i)
= 4.79583152331…

Since the decimal expansion is non-terminating and non-recurring hence, it is an irrational number


(ii) = 15 = 15/1


It is a rational number as it can be represented in the form of p/q


(iii) 0.3796


Since the decimal expansion is terminating number.


Therefore, it is a rational number


(iv) 7.478478 = 7.4͞7͞8


Since the decimal expansion is a non-terminating recurring number.


Therefore, it is a rational number


(v) 1.101001000100001…


Since the number has decimal expansion as non-terminating and non-repeating.


Hence, it is an irrational number

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