Oblicz
a) (3^{-2}){-2}
b)(( \frac{3}{2} ) ^{-1})^{3}
c)(5^{-2})^{5} : 5^{-7}
d) (1\frac{1}{4})^{-2}
e) \sqrt{32} * 2 \frac{1}{2}
f) 27 \frac{1}{3} * (3^{6})^{ \frac{1}{2}
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