関連ワード:  prove under root 2 is a rational number    prove under root 2 is an irrational number    prove that under root 2 is not a rational number    prove that under root 2 is an irrational number class 10    prove that under root 2 is an irrational number class 9    proof root 2 is a rational number    show that under root 2 is not a rational number    prove that 3 under root 2 is an irrational number    prove that 6 under root 2 is an irrational number    prove that 5 under root 2 is an irrational number  
結果 : prove under root 2 is a rational number