Question

Repede va rooog!!!!7 si 12....

Answer 1

7. A={1,3,4,7}
B={2,4,7,9}
a) 2 apartine multimii A (F)
b) 3 nu apartine multimii A (F)
c) 2 nu apartine multimii B (F)
d)1 la puterea 2003 apartine multimii A (A)
e) 4 apartine multimii A si 4 apartine multimii B (A)
f) 1 apartine multimii A sau 7 apartine multimii B (A)

12. A={0,1,2,3}
B={1,2,3,4}
C={3,4,5,6}
D={5,6,7,8,9,10}