# function question

**Question description**

Let A={2,4,6,8} , B={1,3,5,7}, C={a,b,c,d,e}, the function F:A->C be given

by the rule F={(2,a),(4,b),(6,c),(8,d)} and the function g:B->A be given by

the rule g={(1,2),(3,4),(5,6),(7,8)}

a) find f*g

b) is f onto? explain

c) is g onto? explain

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