Answer :
Given:-
[tex]f(x)=6+2x[/tex]To find the value of x=3.
Substituting the value we get,
[tex]\begin{gathered} f(3)=6+2\times3 \\ f(3)=6+6 \\ f(3)=12 \end{gathered}[/tex]So the required value is f(3)=12.
Given:-
[tex]f(x)=6+2x[/tex]To find the value of x=3.
Substituting the value we get,
[tex]\begin{gathered} f(3)=6+2\times3 \\ f(3)=6+6 \\ f(3)=12 \end{gathered}[/tex]So the required value is f(3)=12.