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Va rog ,am nevoie urgent.Dau coroană​

Va Rog Am Nevoie UrgentDau Coroană class=

Răspuns :

[tex]\bf \dfrac{2}{7} \cdot \Big(\dfrac{2}{7} \cdot \Big( \dfrac{2}{7} \cdot 343\Big)\Big)=[/tex]

[tex]\bf \dfrac{2}{7} \cdot \Big(\dfrac{2}{7} \cdot \Big( \dfrac{2}{\not7} \cdot \not343\Big)\Big)=[/tex]

[tex]\bf \dfrac{2}{7} \cdot \Big(\dfrac{2}{7} \cdot \Big( 2\cdot 49\Big)\Big)=[/tex]

[tex]\bf \dfrac{2}{7} \cdot \Big(\dfrac{2}{7} \cdot 98\Big)=[/tex]

[tex]\bf \dfrac{2}{7} \cdot \Big(\dfrac{2}{\not7} \cdot \not 98\Big)=[/tex]

[tex]\bf \dfrac{2}{7} \cdot \Big(2\cdot 14\Big)=[/tex]

[tex]\bf \dfrac{2}{7} \cdot 28=[/tex]

[tex]\bf \dfrac{2}{\not 7} \cdot \not 28=[/tex]

[tex]\bf 2 \cdot 4=[/tex]

[tex]\boxed{\bf 8}[/tex]

[tex] \frac{2}{7} \times ( \frac{2}{7} \times ( \frac{2 \times 343}{7} ) = \frac{2}{7} \times ( \frac{2}{7} \times 98) = \frac{2}{7} \times \frac{2 \times 98}{7} = \frac{2}{7} \times 28 = \frac{2 \times 28}{7} = 8[/tex]