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Exponents & Radicals
medium
0:00.0
Simplify:
x
a
x
−
b
\frac{x^a}{x^{-b}}
x
−
b
x
a
A
x
a
−
b
x^{a-b}
x
a
−
b
B
x
a
+
b
x^{a+b}
x
a
+
b
C
x
b
−
a
x^{b-a}
x
b
−
a
D
x
a
b
x^{ab}
x
ab
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