Answers

2014-08-11T19:49:17+05:30
2^-1 is nothing but 1/2^1 the property a^ -n is nothing but 1/a^n
1 5 1
So they are property of each other?
it is law of indices and the imp poperties are a^n * a^m = a^n+m
a^-n = 1/a^n