Resposta :
[tex]\boxed{\begin{array}{l}\sf x^4-h^2+7^k\bigg|_{x=5~k=3~h=-2}=5^4-(-2)^2+7^3\\\\\sf x^4-h^2+7^k\bigg |_{x=5~k=3~h=-2}=625-4+343\\\\\sf x^4-h^2+7^k\bigg |_{x=5~k=3~h=-2}=964\end{array}}[/tex]
[tex]\boxed{\begin{array}{l}\sf x^4-h^2+7^k\bigg|_{x=5~k=3~h=-2}=5^4-(-2)^2+7^3\\\\\sf x^4-h^2+7^k\bigg |_{x=5~k=3~h=-2}=625-4+343\\\\\sf x^4-h^2+7^k\bigg |_{x=5~k=3~h=-2}=964\end{array}}[/tex]