Question 91144
30y=x^2-14x+13
{{{ graph( 300, 200, -2, 25, -40, 10, 30y = x^2 -14x +13) }}} (graph 300x200 pixels, x from -2 to 25, y from -40 to 10, 30y = x^2 -14x +13). 
ACCORDING TO THE GRAPH THE WIDTH LOOKS LIKE IT IS BETWEEN 1&13 THEREFORE THE WIDTH OF THE POND IS (13-1)=12 METERS.