Question 813921
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
Re: Reply
Best to understand when x = 0, f(0) = 6 and h(0) = 3
See graph
f(x)= x^3+3x^2-x+6 Green
h(x)= x^3+3x^2-x+3 Blue   |f(x)=x^3+3x^2-x+6 moved 3 Units Down
{{{drawing(300,300,   -6, 6, -25, 25,  grid(1),

graph( 300, 300, -6, 6, -25, 25,0,x^3+3x^2-x+6,x^3+3x^2-x+3   ))}}}