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Mathematics
Mathematics
Problem
Simplify
2
5
×
2
−
3
2
−
7
\displaystyle\frac{2^{5}\times 2^{-3}}{2^{-7}}
2
−
7
2
5
×
2
−
3
and express the answer in the form
2
k
2^{k}
2
k
. What is the value of
k
k
k
? a)
2
2
2
b)
−
9
-9
−
9
c)
9
9
9
d)
−
5
-5
−
5
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