Find the maximum and minimum values of the function f(x, y) = qty subject to 2+ y = 128 Please show your answers to at least 4 decimal places. Enter DNE if the value does not exist.
Maximum value:
Minimum value:

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?

What is the perimeter of a rectangle if the length is 5 and the width is x?

Robert has 78 tomato lants and 56 cucumber plants .he wants to plant them in rows that only have one type of plant in each row with the same number of plants in each row. how many plants should he put in each row and how many rows of each type of plant will he need