Find the x-intercepts, the axis of symmetry, the vertex, and one other point of y = 2(x - 4)(x + 6).Find the x-intercepts, the axis of symmetry, the vertex, and one other point of y=-3(x-3)(x+1)

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field