when you multiply exponents, they add together and the base will remain the same:
-5+-2
=-7
therefore the answer is 8^-7
to get rid of the negative, flip the fraction so it becomes
1/8^7
Answer:
(y-9)8
Step-by-step explanation:
you first solve 8-9, and then multiply is by 8.
803.84 feet squared
A=pi*r^2
16^2=256
256*pi=803.84
