Kenneth Rosen Edition 7 Exercise 2.3 Question 11 (Page No. 153)
Determine whether each of these functions form $[a,b,c,d]$ to itself is onto? $f(a)=b, f(b)=a,f(c)=c,f(d)=d$ $f(a)=b, f(b)=b,f(c)=d,f(d)=c$ $f(a)=d, f(b)=b,f(c)=c,f(d)=d$
Determine whether each of these functions form $[a,b,c,d]$ to itself is onto?$f(a)=b, f(b)=a,f(c)=c,f(d)=d$$f(a)=b, f(b)=b,f(c)=d,f(d)=c$$f(a)=d, f(b)=b,f(c)=c,f(d)=d$