Question

8²⁵ supra 16²⁰ dau coroana ​

Answer 1

8²⁵ (2³)²⁵ 2⁷⁵ 1 1

----- = -------- = ------ = 2⁷⁵-⁸⁰= ----- = ------

16²⁰ (2⁴)²⁰ 2⁸⁰ 2⁵ 32

Answer 2

Răspuns:

Explicație pas cu pas:

$\dfrac{8^{25} }{16^{20} } = \dfrac{(2^{3} )^{25} }{(2^{4} )^{20} } = \dfrac{2^{3 \cdot 25} }{2^{4\cdot 20} } = \dfrac{2^{75} }{2^{80} } = \dfrac{1}{2^{80-75} } = \dfrac{1}{2^{5} } = \dfrac{1}{32}$