27-126.jpg

(Choose 1 answer)
(See picture)
A. fand h
B. gandh
C. Only g
D. None of the other choices is correct
E. Only f

Consider the functions from Zx Z → Z given by
f(m, n) = m+2n
g(m, n) = 2m+2n+1
h(m, n) m-n
Which functions are onto?
Exit 27