Answer:
or 
Step-by-step explanation:
When we have an exponent that is a negative, it is the same thing as 1 over the positive exponent. So, we move 9^-3 into 1/9^3 and then we evaluate the exponent to get our answer.
Answer:

Step-by-step explanation:
Answer:
35%
Step-by-step explanation:
63/180=0.35
move the decimal over 2 spaces 35%
-3/5,-6/5,3/4,7/5 i really hope this helps