Question

The set that cannot be represented by roster form is:

Answer 1

QThe set of rational numbers cannot be represented in roster form.

Because N={1,2,3,..................}N={1,2,3,..................}

W={0,1,2,..................}W={0,1,2,..................}

Z={...............−2,−1,0,1,2,3.............}Z={...............−2,−1,0,1,2,3.............}

But Q cannot be represented as above.

hope it clarifies ur doubt dear friend...