Question

2^-1 = 0.5 how?
I want

Answer 1

2^-1 can be written as 1/2 or 1/2^1.
therefore on solving this 1/2 we have 0.5
hence, 2^-1= 0.5

Answer 2

2^-1
=1/2
=0.5


(for example- 5^-1=1/5,,     6^-1=1/6)   its a rule