Question

The lines joining the origin to the point of intersection of 3x2 + 7.xy - 4x + 1 = 0 and
2x + y - 1 = 0 are at right angles for
(A) 2. = -4
(B) 2. = 4
(C)2 = 7
(D) no value of 2.
will hicact the angle betwee​

Answer 1

Answer:

option C

Step-by-step explanation:

option C is correct