ax+by=m cx+dy=n 求x,y值?
问题描述:
ax+by=m cx+dy=n 求x,y值?
答
x=(bn-dm)/(bc-ad)
y=(an-cm)/(ad-bc)
ax+by=m cx+dy=n 求x,y值?
x=(bn-dm)/(bc-ad)
y=(an-cm)/(ad-bc)