How do you simplify #3 *2 ^ 0 - 2 ^ -1#?
1 Answer
Mar 2, 2016
Explanation:
We will need the two following rules:
#a^0=1# #a^-b=1/a^b#
The expression can then be rewritten as
#=3*1-1/2^1#
#=3-1/2#
#=6/2-1/2#
#=5/2#
Just pay close attention to order of operations.
