Answer:
[tex]f(x) = x + 2 \\ g(x) = 4x - 1 \\ find \: fg(2) \\ therefore \: fg(2) = 2 + 2 + 4(2) - 1 \\ fg(2) =8(2)-1 \\fg(2)=16-1 \\ fg(2)= 15[/tex]