Question

[ice _tea gacha]

Answer 1

[Phía sau một cô gái]

\(\dfrac{x+2\sqrt{x}}{\sqrt{x}}+\dfrac{x-9}{\sqrt{x}+3}\)

Điều kiện \(x>0\)

\(\Leftrightarrow\dfrac{\sqrt{x}\left(\sqrt{x}+2\right)}{\sqrt{x}}+\dfrac{\left(\sqrt{x}-3\right)\left(\sqrt{x}+3\right)}{\sqrt{x}+3}\)

\(\Leftrightarrow\sqrt{x}+2+\sqrt{x}-3\)

\(\Leftrightarrow2\sqrt{x}-1\)