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7 supra 2:1supra4 va rog


Răspuns :

[tex] \frac{7}{2} : \frac{1}{4} = \frac{7}{2}* \frac{4}{1} =7*2=14[/tex]

[tex]\frac{7}{2} \div \frac{1}{4} = \frac{7}{2} \times \frac{4}{1} = \frac{7 \times 4}{2} = \frac{28}{2} = 14[/tex]
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