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Florincoman94
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cum calculez (1/4)la puterea - 2

Răspuns :

   
[tex]\displaystyle \\ \text{Folosim formula: } ~ \Big(\frac{a}{b}\Big)^{-c} = \Big(\frac{b}{a}\Big)^{c} \\ \\ \bold{\Big(\frac{1}{4}\Big)^{-2}=\Big(\frac{4}{1}\Big)^{2}=4^2 =}~ \boxed{\bold{16}}[/tex]

(1/4)⁻²=(4/1)²=16

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