Respuesta :

Answer: -4h3 - 33h2 + 31h - 3

Step-by-step explanation:

The equivalent expression is [tex]-4h^{3}-33h^{2} +31h-3[/tex]

Equivalent expression :

The given expression is,

                    [tex](h^{2}+9h-1 )(-4h+3)[/tex]

We have to multiply both term.

                  [tex](h^{2}+9h-1 )(-4h+3)\\\\=-4h(h^{2} )+9h(-4h)+4h+3h^{2}+27h-3\\ \\=-4h^{3}-36h^{2}+ 4h+3h^{2}+27h-3\\\\=-4h^{3}-33h^{2} +31h-3[/tex]

Thus, the equivalent expression is [tex]-4h^{3}-33h^{2} +31h-3[/tex]

Learn more about the equivalent expression here:

https://brainly.com/question/24734894