Question

How to solve this question, I'm struggling with it?

Answer 1

#12. 
Input        Output
1. b           bc
2. d           dc
3. e           ec
4. g^2       cg^2
5. mn       cmn
6. x          xc
7. c          c^2
8. 0           0
9. 1           c

The rule is multiplying by c.


13. a. An example rule would be x•2+1
(x is the input number)

b. There are infinitely many solutions because there are infinite amount of numbers that can be used.