Quiz  9
answers: a c c c c  (The rest of the problems are the same as Sample Quiz 9)
7.2 
1.  Simplify:  275/3
a    243
b    1/81
c    1/243
d    1/27
e  nota 
2.  Simplify:

a   x75y100
b   x3y100
c   x3y4
d   nota
3.  Simplify:

a  3a36
b  3a12
c  3a4
d  nota 
7.3
4. simplify:
 

a   
b  3
c  

 

d nota
5.  simplify:

 

a y2
b y3

d  y33
e nota
written problems
6.  simplify:

7.4
7.  simplify:


7

8. simplify:

7.5
9.  simplify:




10. simplify:





11.  simplify:

12. simplify: