[tex]F(x)=25x^2-28x+585[/tex]
That is our function
If we want to calculate the value of f(x) at any x-value, just plug in x-value into the function, and so the math
"
predic f(x) if x equal 8":
[tex]F(8)=25(8)^2-28(8)+585=1961[/tex]
I hope that
helps!
If you still need help, just let me know!