Question 394690
   <pre><font size = 3 color = "indigo"><b>
Hi
C(x)=0.1x^2-0.4x+ 7.898  |C(x)average cost per bicycle, building x-hundred
C(x)=0.1(x^2- 4x +7.898
C(x)=0.1(x-2)^2 -.4 + 7.898
C(x)=0.1(x-2)^2 + 7.498 vertex is Pt(2,7.498)
200 bicycles should be built to minimize the average cost per bicycle

{{{drawing(300,300, -10,10,-10,10,
 grid(1),
circle(2, 7.5 ,0.4),
graph( 300, 300, -10,10,-10,10,0.1x^2-0.4x+7.898))}}}