Kodrinel240ask
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Calculati (2/7)¹⁸ :[(2/7)⁷]² x [(2/7)³]⁵ :(2/7)¹⁹

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Dianageorgiana794ask

Răspuns:

(2/7)¹⁸ :[(2/7)⁷]² x [(2/7)³]⁵ :(2/7)¹⁹=

(2/7)¹⁸:(2/7)⁷ˣ²·(2/7)³ˣ⁵:(2/7)¹⁹=

(2/7)¹⁸:(2/7)¹⁴·(2/7)¹⁵:(2/7)¹⁹=

(2/7)¹⁸⁻¹⁴⁺¹⁵⁻¹⁹=

(2/7)⁰=1

Petrescusofia3ask

Sper ca te-am ajutat !!!!!!

Vezi imaginea Petrescusofia3

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