help please!!!!!!!!!

Answer:
[tex]f\left(0\right)=\left(0\right)^2-4\left(0\right)=0-0=0[/tex]
[tex]f\left(1\right)=\left(1\right)^2-4\left(1\right)=1-4=-3[/tex]
[tex]f\left(2\right)=\left(2\right)^2-4\left(2\right)=4-8=-4[/tex]
[tex]f\left(3\right)=\left(3\right)^2-4\left(3\right)=9-12=-3[/tex]
[tex]f\left(4\right)=\left(4\right)^2-4\left(4\right)=16-16=0[/tex]
Step-by-step explanation:
Given the function
[tex]f\left(x\right)=x^2-4x[/tex]
Putting x=0 in the equation to find f(0)
[tex]f\left(x\right)=x^2-4x[/tex]
[tex]f\left(0\right)=\left(0\right)^2-4\left(0\right)=0-0=0[/tex]
Putting x=1 in the equation to find f(1)
[tex]f\left(x\right)=x^2-4x[/tex]
[tex]f\left(1\right)=\left(1\right)^2-4\left(1\right)=1-4=-3[/tex]
Putting x=2 in the equation to find f(2)
[tex]f\left(x\right)=x^2-4x[/tex]
[tex]f\left(2\right)=\left(2\right)^2-4\left(2\right)=4-8=-4[/tex]
Putting x=3 in the equation to find f(3)
[tex]f\left(x\right)=x^2-4x[/tex]
[tex]f\left(3\right)=\left(3\right)^2-4\left(3\right)=9-12=-3[/tex]
Putting x=4 in the equation to find f(4)
[tex]f\left(x\right)=x^2-4x[/tex]
[tex]f\left(4\right)=\left(4\right)^2-4\left(4\right)=16-16=0[/tex]