Question

\(\dfrac{2^{18}.2^{30}}{2^{24}2^{76}}\) Tính hợp lý

Answer 1

\(=\dfrac{2^{48}}{2^{100}}=\dfrac{1}{2^{52}}\)

Answer 2

\(\dfrac{2^{18}.2^{30}}{2^{24}.2^{76}}=\dfrac{2^{\left(18+30\right)}}{2^{\left(24+76\right)}}=\dfrac{2^{48}}{2^{100}}=\dfrac{2^{48}}{2^{48}}.\dfrac{1}{2^{52}}=1.\dfrac{1}{2^{52}}=\dfrac{1}{2^{52}}\)

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Answer 3

https://i.imgur.com/S8uU0Bm.jpg