Question

9. Classify the following numbers as rational or irrational:
(0) 23
(ii) 225
(iv) 7.478478...
(v) 1.101001000100001...
(iii) 0.3796
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Answer 1

1 .Rational (can be expressed in p/q=46/2 =23 form)

2.Rational 450/2=225

3. Irrational coz there are infinite no.s

4.Irrational

5.Rational 3796/10000=0.3796

Answer 2

1)23 is a rational

it can be expressed in the form of p/q...

2)225 is also a. rational...it can also can be expressed in the form of p/q.

3)7.478478.... is an irrational ..

bcoz.. the numbers are infinite so,..irrational can't express in p/q form..

4)1.101001000100001....is an irrational ..

can't express p/q...

5)0.3796 is a rational it can be p/q...

3796/10000....

hope it helps u....mark me as brainly