SOLUTION: A new excavation site that fits a parabola with the equation y =x squared +11x+10. The hole must be more than 10m wide across the top for a bobcat to be able to dig it. If the gro

Question 587907: A new excavation site that fits a parabola with the equation y =x squared +11x+10. The hole must be more than 10m wide across the top for a bobcat to be able to dig it. If the ground level is taken as the x= axis,is the hole able to be dug by the bobcat?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Here's the plot:

The difference between the roots is ,
so at , which is at ground level, the hole is 9 m wide
and can't be dug
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