Rasionalkan 3 — √2 + 1

lol pemula[tex] \sqrt{x} \sqrt{x} \left \{ {{y=2} \atop {x=2}} \right. \left \{ {{y=2} \atop {x=2}} \right. \int\limits^a_b {x} \, dx \int\limits^a_b {x} \, dx \int\limits^a_b {x} \, dx \int\limits^a_b {x} \, dx \int\limits^a_b {x} \, dx \int\limits^a_b {x} \, dx [/tex]