Question

20．單項(xiàng)式$\frac{4π{a}^{2}b}{3}$的系數(shù)是$\frac{4π}{3}$，次數(shù)是3．

Answer 1

分析 根據(jù)單項(xiàng)式的次數(shù)和系數(shù)進(jìn)行填空即可．

解答 解：?jiǎn)雾?xiàng)式$\frac{4π{a}^{2}b}{3}$的系數(shù)是$\frac{4π}{3}$，次數(shù)是3，
故答案為$\frac{4π}{3}$，3．

點(diǎn)評(píng) 本題考查了單項(xiàng)式的定義，掌握單項(xiàng)式的次數(shù)和系數(shù)是解題的關(guān)鍵．