Discover Questions

Find the point on the graph of y= x^3+3x^2-9x-12 at which the tangent line is horizontal.? The height at which the acceleration due to gravity becomes g/9. in terms of r, radius of the earth is? Why does increase in temperature increase the total entropy in endothermic reactions ? Why cant we plant trees on the north side and south side of mars the polar caps of mars Plants can obsorb carbon dioxide what about that? Could all of Canada fit in Montana?