Answer :
g(x)= 2x+1
gof means g[f(x)]
put the vaue of gox = 6x²+4x - 7
g(f(x) = 6x²+4x-7
f(x)=6x²+4x-7/2x+1
gof means g[f(x)]
put the vaue of gox = 6x²+4x - 7
g(f(x) = 6x²+4x-7
f(x)=6x²+4x-7/2x+1