Question

在多項(xiàng)式3xy-5y+3中，次數(shù)為1的項(xiàng)的系數(shù)是

-5

．

Answer 1

分析：根據(jù)多項(xiàng)式的次數(shù)和系數(shù)定義求出即可．

解答：解：在多項(xiàng)式3xy-5y+3中，次數(shù)為1的項(xiàng)的系數(shù)是-5，
故答案為：-5．

點(diǎn)評(píng)：本題考查了對(duì)多項(xiàng)式的應(yīng)用，注意：說系數(shù)帶著前面的符號(hào)．