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Mathematics
Class 7
Algebra
Powers and exponents
11.
Raising a fraction in a degree (negative denominator)
Exercise condition:
5
♦
Raise a fraction
${\left(\frac{{z}^{3}}{-3}\right)}^{4}$
to the extent.
Choose the correct answer(s):
$-\frac{{z}^{12}}{3}$
$\frac{{z}^{12}}{3}$
$\frac{{z}^{12}}{81}$
$\frac{1}{81}{z}^{12}$
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