Answer :
[tex]f(x)=2x^2-5[/tex][tex]g(x)=2x+1[/tex][tex]f[g(x)]=f(2x+1)=2(2x+1)^2-5[/tex]
when x = -3
[tex]\begin{gathered} \Rightarrow[2(2\times-3+1)^2]-5 \\ 2[-5]^2-5=45 \end{gathered}[/tex]The final answer is 45