Question

the graph of a¹x+b¹ +c¹=0 and a²x+b²x+c=0 intersects at a certain point area when
a)a¹a² not equal to b¹b²
b)a¹b¹ not equal to a²b²
c) a¹b² not equal to a²b¹
d) none of these


plz answer emergency
​

Answer 1

Answer:

Since the lines are not parallel, we have a1b2 ≠ a2b1 . Let (α, β) be the point of intersection of the lines. Therefore,. α1α - b1β = -c1 ..(1).

HOPE THIS HELPS...