Question

[Đào Thị Quỳnh Giang]

rút gọn

a)

\(\frac{2^3.3^4}{2^2.3^2.5}\)

b)

\(\frac{2^4.5^2.11^2.7}{2^3.5^3.7^2.11}\)

Answer 1

[pham phan huy tuan]

TA CÓ : \(\frac{2^3.3^4}{2^2.3^2.5}\)= \(\frac{2^3.3^4}{\left(2.3\right)^2.5}\)= \(\frac{2^3.3^4}{6^2.5}\)= \(\frac{2^3.3^4}{36.5}\)= \(\frac{8.81}{180}\)=  \(\frac{648}{180}\)= 648 : 180 = 3,6 HOẶC \(\frac{648}{180}\)= \(\frac{18}{5}\)

Answer 2

[Đào Thị Quỳnh Giang]

câu b) thì sao bạn