Question

Match roster forms with the set builder form.
{P, R, I, N, C, A, L} (a) {x:x is a positive integer and is a divisor of 18)
{0}
(b) {x: x is an integer and x? -9=0}
{1, 2, 3, 6, 9, 18)
{x:x is an integer and x + 1 =1)
(iv) {3,-3}
(d) {x:x is a letter of the word PRINCIPAL​

Answer 1

Answer:

d) {x:x is a letter of the word PRINCIPAL