Respuesta :

f(x) = -3

Explanation:

f(x) = -x^3 + 6x - 7

when x = 2

[tex]f(x)=-(2)^3+6(2)\text{ - 7}[/tex][tex]\begin{gathered} f(x)\text{ = -(8) + 12 - 7 } \\ f(x)\text{ = -8 +12 - 7 } \end{gathered}[/tex]

f(x) = -8-7+12 = -15 + 12

f(x) = -3