Question

5. Let P = {x|x e N and x2 < 30} and Q =
{x|x is a factor of 20}
Then:
(i) find n(Q) - n(P)
(ii) n(Qº) - n(P2)
n(P2)
25
(iii)
n(P) x n(Q)
n(Q)
(iv) prove that
n(Q?) - n(P2)
11
1
-
1​

Answer 1

Step-by-step explanation:

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