Question

Rút gọn phân số:

\(\frac{-11^5.13^7}{11^5.13^8}\)

Giúp mình nha mình đang cần gấp

Answer 1

\(\frac{-11^{5^{ }}.13^7}{11^5.13^8}\)=\(\frac{11^5.\left(-13^7\right)}{11^5.13^8}\)=\(\frac{-13^7}{13^8}\)=\(\frac{-1}{13}\)

Answer 2

\(\frac{-11^5.13^7}{11^5.13^8}=\frac{-11^5.13^7}{11^5.13^7.13}=\frac{1}{\left(-1\right).13}=\frac{1}{-13}\)