Answer:
Step-by-step explanation:
Exponents are basically just saying how many times the number is multiplied by itself.
In the expression 
, we can see that 10 is being multiplied by itself 5 times.
So the exponent becomes 5, and the base is 10.
.
Hope this helped!
2x since if x = 2 then 2(2) = 4
If x=4 then 2(4) = 8
etc.
I really hope that this helped you out hon :)
Answer:
D
Step-by-step explanation:
y equals 1. x equals 15. 15 over 15 is 1.
%change=100(final-initial)/initial
%change=100(17.43-21)/21
%change= -17%
