Question

單項式-

1

3

x²的系數(shù)是______，次數(shù)是______．

Answer 1

根據(jù)單項式系數(shù)、次數(shù)的定義，單項式-

1

3

x²的數(shù)字因數(shù)是-

1

3

，故系數(shù)是-

1

3

，次數(shù)是2．