Respuesta :

the given expression is,

[tex]=-x^4-3+4x^2+2[/tex]

put x = -1 in the above expression

[tex]\begin{gathered} =-(-1)^4-3+4(-1)^2+2 \\ =-1-3+4+2 \\ =2 \end{gathered}[/tex]

so the answer is 2