Simplify each product. Write each answer in standard form.
2
9.
4
c c
5
c
9
9. ____________________________
10.
w
3
w
10
10. ____________________________
2
a
1 6
a
5
11.
11. ___________________________
2
n
4 3
n
2
n
7
12.
12. ____________________________
13. Find the area of the shaded region.
13. ____________________________
Write your answer in standard form.
x
4
x
x
2
1
x
3