EXERCISE 1.2lassify the following numbers as rational or irrational.(i

1.	EXERCISE 1.2lassify the following numbers as rational or irrational.(ii) 30.232342345.(ii) ă/441(v) 11.2132435465 (vi) 0.3030030003..iv) 7.484848...ive four examples for rational and irrational numhers
Answer» i) √27 = 3√3 is irrationalReason : √3 is irrational number. ii) √441 = 21 is rational Reason : 21 is natural number. iii) Not rational iv) 7.4848..... is rational Reason : can be written in p/q form v) 11.213243..... irrational Reason : Decimal expansion not follow any pattern vi) not rational

EXERCISE 1.2lassify the following numbers as rational or irrational.(ii) 30.232342345.(ii) ă/441(v) 11.2132435465 (vi) 0.3030030003..iv) 7.484848...ive four examples for rational and irrational numhers

Answer»

i) √27 = 3√3 is irrationalReason : √3 is irrational number.

ii) √441 = 21 is rational

Reason : 21 is natural number.

iii) Not rational

iv) 7.4848..... is rational

Reason : can be written in p/q form

v) 11.213243..... irrational Reason : Decimal expansion not follow any pattern

vi) not rational