WAEC - Further Mathematics (2020 - No. 13)
Given that P = {x : 1 \(\geq\) x \(\geq\) 6} and Q = {x : 2 < x < 10}. Where x are integers, find n(p \(\cap\) Q)
4
6
8
10
설명
P = {1, 2, 3, 4, 5, 6}
Q = {3, 4 , 5, 6, 7, 8, 9}
P \(\cap\) Q = {3, 4, 5, 6}
n(P \(\cup\) Q) = 4