Question

8² :49³          giúp e với ạ

Answer 1

`@` `\text {Ans}`

`\downarrow`

`8^2 \div 49^3`

`= (2^3)^2 \div (7^2)^3`

`= 2^6 \div 7^6`

`= (2 \div 7)^6`

`= (2/7)^6`