Respuesta :

Given the function:

[tex]f(x)=x^3-3x^2+5x-7[/tex]

So, f(3) is:

[tex]f(3)=(3)^3-3(2)^2+5(3)-7[/tex]

Simplify:

[tex]f(3)=27-3(4)+15-7=27-12+15-7=23[/tex]

Answer:

f(3) = 23