Alice Starts at the Origin and Walks Along the Graph $y=\frac{x^{2}}{2}$

Essay

Alice starts at the origin and walks along the graph of $y=\frac{x^{2}}{2}$ at a velocity of 11 units/second.You want to find the x-coordinate of the point Alice reaches after traveling for 2 seconds.Estimate this coordinate to 1 decimal place.