Respuesta :

f(x) = (9x^2 -36)/(3x+6) 
f(x) = (3x -6)(3x +6)/(3x +6) [difference of squares] 
f(x) = 3x - 6 
we can not graph it on here but you will have a line with (0, -6) as your y-intercept and (2, 0) as your x-intercept.