Q. 53.9( 11 Votes )

Giving reason in each case, show that each of the following numbers is irrational.

(i) (ii) (iii)

(iv) (v) (vi)

Answer :

(i)


We cannot simplify


Hence 4 + is an irrational number.


(ii)


=


We can’t simplify


Hence it is an irrational number.


(iii)


We can’t simplify


Hence it is an irrational number.


(iv)


=


We can’t simplify


Hence it is an irrational number.


(v)


We cannot simplify


Hence it is an irrational number.


(vi)


We cannot simplify


Hence it is an irrational number.


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