What is forty nine eight hundred and one ten thousands in a decimal

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

Which graph shows the solution set of x^2+4-12x/> 0