How do you simplify #2^3xx2^-5#?
We will use the rules of indices.
We can use other laws of indices here.
And there are other ways too...
Hope this helps.
Using the same format as the question:
Two raise to the power of negative two.
A whole number is what is called a 'rational number'. This means that it can be written in the fractional format of
Note that another way of writing
Putting this back together we have:
Another way of writing
Also note that
Hope this helps!