Question

se A={1,2,3,4,5} e B={4,7,10,13,16,19} e f (x)=3x+1
x| f (x)=3+1 | (x,f(x))
| |
| |
tabela ^​

E função?

Answer 1

se A={1,2,3,4,5} e B={4,7,10,13,16,19}

f(x) = 3x + 1

tabela:

x    f(x)

1      4

2     7

3    10

4    13

5    16