Answer:
-81
Step-by-step explanation:
replace "x" with "-3" and solve
39
You need to change every X by the number inside in f( ). In this case -3
[tex]f(x)=3x^2-2x+6\\f(-3)=3(-3)^2-2(-3)+6\\f(-3)=3(9)+6+6\\f(-3)=27+6+6\\f(-3)=39[/tex]
