Question 272269
Given:
x....y
------
4....13
2.....7
0.....1
-1...-2
Find the generating equation:
{{{highlight(f(x) = 3x+1)}}} 
Then find {{{f(1)}}} Substitute x = 1 in the equation.
{{{f(1) = 3(1)+1}}}
{{{f(1) = 3+1}}}
{{{highlight(f(1) = 4)}}}