Write the following sets in the roster form.
(i) B is the set of all months in a year having 30 days.
(ii) P is the set of all prime numbers smaller than 10.
(iii) X is the set of colours of the rainbow.

Represent the following sets in set builder form. D = The set of all tamil months in a year.

Write the following sets in roster form: F = The set of all letters in the word BETTER

Write the following sets in roster form: E = The set of all letters in the word TRIGONOMETRY

Write the following sets in Roster form. A={x:x inNN,2ltxlt10}

A is the set of all prime number less than 10. then number of relations in A is

State whether the following sets are finite or infinite. (i) The set of months in a year. (ii) {1,2,3, ..., 99, 100) (iii) The set of prime numbers smaller than 99. (iv) The set of letters in the English alphabet. (v) The set of lines that can be drawn are parallel to the X-Axis (vi) The set of numbers which are muitiplies of 5. (vii) The set of circles passing through the origin (0,0).

Write the following sets in Roster form. x={x:x=2^(n),n inNNandnle5}

Represent the following sets in Roster form. A = The set of all even natural numbers less than 20.