Question 694092
{{{f(x)=2x}}} and {{{g(x)=x^2+1}}}

f(3)=2(3)=6
g(4)=4^2+1=16+1=17

{{{f(3)+g(4)}}}
{{{6+17=23}}}
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f(4)=2(4)=8
g(3)=9+1=10

{{{f(4)+g(3)}}}
{{{8+10=18}}}