" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
p: (3m+8)x -7 a₂=3m+8
k II p⇔a₁ =a₂
3m+8=2 /-8
3m= -6 / :3
m= -2
b) k: 2x + (2m -3) y =0 A₁=2, B₁= 2m-3,
p: 3x - (2 -4m)y +2=0 A₂=3, B₂=-(2-4m)=4m -2
k II p⇔A₁B₂ - A₂B₁=0
2·(4m-2) - 3(2m-3)=0
8m -4 -6m +9=0
2m +5=0
2m = -5
m=-5/2
m=-2,5