Question

help mình nha, mình cần gấp lắm

 

Answer 1

Câu 1:

1;\(\dfrac{49}{4}\);\(\dfrac{125}{8}\);\(\dfrac{16}{81}\)

 

 

Answer 2

Câu 2

\(3^9\)=\(3^{3.3}\)=\(\left(3^3\right)^3\)=\(27^3\)

2\(^{12}\)=\(2^{4.3}=\left(2^4\right)^3=16^3\)