Do the equation 4x+3y-1=5 and 12x+9y=15 represent a pair of coincident lines
Answers
Answered by
4
Answer:
Step-by-step explanation:
4x+3y-1 =5 , 12x+9y =15
4x+3y-6=0 , 12x+9y -15=0
a₁ =4,b₁ =3,c₁=-6 a₂=12,b₂=9,c₂=-15
a₁/a₂ = 4/12 = 1/3
b₁/b₂=3/9 =1/3
c₁/c₂ = -6/-15 =2/5
so , a₁/a₂ = b₁/b₂ ≠c₁/c₂
Hence they are not coincident lines , they are parallel lines
Similar questions