Step-by-step explanation:
[tex]f(x) = {x}^{4} + 4 {x}^{3} - 2 {x}^{2} + 11x - 6[/tex]
[tex]f(3) = {3}^{4} + 4. {3}^{3} - 2. {3}^{2} + 11.3 - 6[/tex]
[tex]f(3) = 81 + 4.27 - 2.9 + 33 - 6[/tex]
[tex]f(3) = 81 + 108 - 18 + 33 - 6[/tex]
[tex]f(3) = 198[/tex]
