I m stacked in one prove which dealt with sets and functions. I m concerned to prove that:
fog ( X ∩ Y) ⊂ fog( X) ∩ fog ( Y)
Assume that g is function from A to B and f is from B to C, Furthermore X ⊂ A and
Y ⊂ A.
Sign up using Google
Sign up using Facebook
Sign up using Stack Exchange
5 months ago