Question

amplificati cu 3 factile 2 supra 9 /11 supra 15 /3 supra 7​

Answer 1

Salut!

$\frac{2}{9} ^{(3} = \frac{2*3}{9*3} = \frac{6}{27}$

$\frac{11}{15} ^{(3} = \frac{11*3}{15*3} = \frac{33}{45}$

$\frac{3}{7} ^{(3} = \frac{3*3}{7*3} = \frac{9}{21}$.

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• Amplificarea unei fractii cu un numar inseamna inmultirea atat a numitorului, cat si a numaratorului cu acel numar.

Succes!