Question

giúp vs ạ 

Answer 1

cái nài ko p của lp 6

Answer 2

\(-\dfrac{4}{3}=-\dfrac{8}{6}\)

\(-\dfrac{3}{4}=-\dfrac{6}{8}\)

\(\dfrac{-4}{-8}=\dfrac{3}{6}\)

\(\dfrac{-8}{-4}=\dfrac{6}{3}\)