问题
填空题
若要把多项式-12xy2(x+y)+18x2y(x+y)因式分解,则应提取的公因式为______.
答案
-12xy2(x+y)+18x2y(x+y)因式分解时,公因式是-6xy(x+y).
故答案为:-6xy(x+y).
若要把多项式-12xy2(x+y)+18x2y(x+y)因式分解,则应提取的公因式为______.
-12xy2(x+y)+18x2y(x+y)因式分解时,公因式是-6xy(x+y).
故答案为:-6xy(x+y).