関連ワード:  prove that 3 7 is not a rational number    prove that 3 √ 7 is not a rational number    prove that 7 3 2 is not a rational number    prove that 7 3 √ 2 is not a rational number    show that 2 3 2 7 is not a rational number    is 3/7 a rational number    prove that 3 is not a rational number    prove that 3√3 is not a rational number  
結果 : prove that 3 7 is not a rational number