Question

1.12 oktober - 20 hari...
2.e={xIx<7,x∈ bilangan cacah}, f= {xI 2≤ x <10, x∈ bilangan prima} E - F adalah

Answer 1

E. {0,1,2,3,4,5,6}
f. {2,3,5,7}
e-f = {0,1,4,6}