Câu hỏi của Cao Hồ Ngọc Hân

Question

Tìm số nguyên biết 
Trả lời:

Aki Tsuki · Accepted Answer

$\left(-36\right)^{1000}:9^{1000}=2^n$

$\Rightarrow\left(-\dfrac{36}{9}\right)^{1000}=2^n$

$\Rightarrow\left(-4\right)^{1000}=2^n$

$\Rightarrow4^{1000}=2^n$

$\Rightarrow\left(2^2\right)^{1000}=2^n\Rightarrow2^{2000}=2^n$

$\Rightarrow n=2000$

Vậy............................Câu trả lời: $\left(-36\right)^{1000}:9^{1000}=2^n$

$\Rightarrow\left(-\dfrac{36}{9}\right)^{1000}=2^n$

$\Rightarrow\left(-4\right)^{1000}=2^n$

$\Rightarrow4^{1000}=2^n$

$\Rightarrow\left(2^2\right)^{1000}=2^n\Rightarrow2^{2000}=2^n$

$\Rightarrow n=2000$

Vậy............................