関連ワード:  does the sign change when you multiply by a negative    do you change the inequality sign when you multiply by a negative    do you switch the sign when multiplying by a negative    when you multiply an inequality by a negative number does the sign change    do you flip the sign when multiplying by a negative    why does multiplying by a negative reverse the sign    when dividing by a negative does the sign change  
結果 : does the sign change when you multiply by a negative