Question

which was the correct statement in second question ​

Answer 1

Step-by-step explanation:

(ii) is the correct answer

Answer 2

Answer: Answer iii)√7 is irrational

Step-by-step explanation:

√4/9=2/3

2/3 is rational

-4/7 is also rational

√81=9

9 is also rational.

But √7 is not rational because it cannot be expressed in p/q form where p and q are integers and q is not equal to 0