Find the equation from given information and length and width question

3. [-/1 Points] DETAILS OSCOLALG1 5.R.593. ASK YOUR TEACH! Find the equation of the quadratic function using the given information. The vertex is (x, y) = (-2, 4) and a point on the graph is (x, y) = (3, 8). Y = 4. [-/1 Points] DETAILS OSCOLALG1 5.R.595. ASK YOUR TEAC A rectangular plot of land is to be enclosed by fencing. One side is along a river and so needs no fence. If the total fencing available is 1000 meters, find the dimensions of the plot to have maximum area. (Assume that the length is greater than or equal to the width.) length width