The area A, in square meters, of a rectangle with a perimeter of 80 meters is given by the equation A = 40w − w2, where w is the width of the rectangle in meters. What is the width of a rectangle if its area is 300 m2?
The area A, in square meters, of a rectangle with a perimeter of 80 meters
is given by the equation A = 40w − w2,
where w is the width of the rectangle in meters. What is the width of a rectangle if its area is 300 m2?