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單項式中的次數指字母的指數之和例:x²;y²;的指數為2+2=4單項式中的係數指單項式中的數位因數例:πx的係數為π多項式中的次數為單項式中次數最高的例3+x²;+y的次數為2多項式中的項數指多項式中單項式的個…
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