A projector displayed a rectangular image on a wall. the height of the wall is x feet. the area (in square feet) of the projection is represented by x2 (x squared) - 12x + 32. the width of the projection is (x-4) feet. a. write a binomial that represents the height of the projection.
b. find the perimeter of the projection when the height of the wall is 10 feet.

please show work!! thank u sm<3

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.