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Mathematics
Problem
Which of the following is equal to
a
−
3
a^{-3}
a
−
3
for
a
≠
0
a\neq0
a
=
0
? a)
a
1
3
a^{\frac{1}{3}}
a
3
1
b)
1
a
3
\dfrac{1}{a^{3}}
a
3
1
c)
a
3
a^{3}
a
3
d)
−
1
a
3
-\dfrac{1}{a^{3}}
−
a
3
1
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