Question

va rog imi trebuie urgent dau 20 de puncte
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Answer 1

Sper ca te ajuta răspunsul meu ^-^

Answer 2

Răspuns:

$({2}^{56} \times {2}^{10} ) \div ( {2}^{42} \times {2}^{31} ) = \\ {2}^{56 + 10} \div {2}^{42 + 31} = \\ {2}^{66} \div {2}^{73} = \\ {2}^{66 - 73} = \\ {2}^{ - 7} = \\ ( { \frac{1}{2} })^{7} = \frac{ {1}^{7} }{ {2}^{7} } = \\ \frac{1}{128}$