8 mũ 9 *9 mũ 8 /6 mũ 16

2 câu trả lời

`(8^9 . 9^8)/(6^16)` 

`= ((2^3)^9 . (3^2)^8)/((2 . 3)^16)` 

`= (2^(3 . 9) . 3^(2 . 8))/(2^16 . 3^16)` 

`= (2^27 . 3^16)/(2^16 . 3^16)` 

`= (2^27)/(2^16)` 

`= 2^11`