Q48.webp

Kizspy Question: 48
(Choose 1 answer)
(See picture)
A. f and h
B. Only g
C. Only f
D. g and h
E. None of the other choices is correct
Consider the functions from ZxZ → Z given by
f(m, n) = m+2n
g(m, n) 2m+2n+1
h(m, n)m-n
Which functions are onto?