Question

代數(shù)式

2

3

a2的系數(shù)是

2

3

．

Answer 1

分析：根據(jù)單項(xiàng)式系數(shù)的定義來(lái)解答，單項(xiàng)式中數(shù)字因數(shù)叫做單項(xiàng)式的系數(shù)．

解答：解：由題意可得

2

3

a2的系數(shù)是

2

3

．
故答案為

2

3

．

點(diǎn)評(píng)：本題考查單項(xiàng)式的系數(shù)，注意單項(xiàng)式中數(shù)字因數(shù)叫做單項(xiàng)式的系數(shù)．