Question

\(\dfrac{9^5.5^7}{45^7}\)

Answer 1

\(\dfrac{9^5.5^7}{45^7}=\dfrac{9^5.5^7}{9^7.5^7}=\dfrac{1.1}{9^2.1}\)

=\(\dfrac{1}{81}\)

Answer 2

\(\dfrac{9^5.5^7}{45^7}=\dfrac{9^5.5^7}{9^7.5^7}=\dfrac{1.1}{9^2.1}=\dfrac{1}{81}\)

Chúc bạn học tốt!

Answer 3

\(\dfrac{9^5.5^7}{45^7}=\dfrac{9^5.5^7}{\left(9.5\right)^7}=\dfrac{9^5.5^7}{9^7.5^7}=\dfrac{1}{81}\)

MÌNH KO CÓP OAI ĐÂU NHOA! ^^