関連ワード:  prove that 5 2 3 is not a rational number    prove that 5 2 √ 3 is not a rational number    prove that 5 3 is not a rational number    prove that 5 2 3 is an irrational number    prove that 5 is not a rational number  
結果 : prove that 5 2 3 is not a rational number