Question 8 (8 points)
2. A picture frame has a matte surrounding a picture as shown in the diagram below. [8 marks]
$\frac{x-3}{2}$
$\frac{x-2}{3}$
$\frac{x+1}{2}$
$\frac{x+1}{4}$
a) Write, but do not simplify, an expression for the area of the picture region (shaded region).
b) Write, but do not simplify, an expression for the area of the picture frame.
c) Write, and simplify fully, an expression that represents the area of just the matte.