因式分解 m(5ax+ay-1)-m(ax-ay-1)
问题描述:
因式分解 m(5ax+ay-1)-m(ax-ay-1)
答
m(5ax+ay-1)-m(ax-ay-1)
=m(5ax+ay-1-ax+ay+1)
=m(4ax+2ay)
=2am(2x+y)