Question

So sánh 2007/2005 và 2005/2003

Answer 1

\(TC:\)

\(\dfrac{2007}{2005}=\dfrac{2005+2}{2005}=1+\dfrac{2}{2005}\)

\(\dfrac{2005}{2003}=\dfrac{2003+2}{2003}=1+\dfrac{2}{2003}\)

\(\text{Khi đó :}\)

\(\dfrac{2}{2003}>\dfrac{2}{2005}\) \(\)

\(\Rightarrow\dfrac{2005}{2003}>\dfrac{2007}{2005}\)

Answer 2

\(\dfrac{2007}{2005}< \dfrac{2005}{2003}\)