y=2x+n与y=-3x-m-1交于点{2,-3},求m,n
问题描述:
y=2x+n与y=-3x-m-1交于点{2,-3},求m,n
答
-3=4+n
-3=-6-m-1
∴m=4
n=-7
y=2x+n与y=-3x-m-1交于点{2,-3},求m,n
-3=4+n
-3=-6-m-1
∴m=4
n=-7