What is the value of xenter your answer in the box

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

The total number of dental clinics total for the last 12 months was recorded