SOLUTION: what is -0.2 in exponential notation?

Algebra ->  Decimal-numbers -> SOLUTION: what is -0.2 in exponential notation?      Log On


   

Question 407108: what is -0.2 in exponential notation?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
what is -0.2 in exponential notation?
-----
-0.2 = -2/10 = -1/5
----
The negative means "invert".
The 5 in the denominator means "take the 5th root".
======================
Cheers,
Stan H.
========