Question

Jika K { x | 5 ≤ x ≤ 9,x bilangan asli }
dan L { x | 7 ≤ x < 13 xbilangan cacah }
K U L

Answer 1

K = { 5, 6, 7, 8, 9 }
L ={ 7, 8, 9, 10, 11, 12, 13 }
K U L = { 5, 6, 7, 8, 9, 10, 11, 12, 13 }