Norman is going to put mirror strips around 3 sides of his display shelf
ttis display Shelf has Iside of length
45 feet and 2 sides each of length
12 feet The mirror strips are
all of eq length 3 feet

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

4+(2+x) can you me solve this problem

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