Page 66 - ISC-12

8Jai Baba Ki ISC Mathematics – Class XII by Gupta–Bansal
x − 1 y z + 3 x − 4 y + 3 z + 3
8. Consider the lines L 1 : = = , L 2 : = = and the planes
2 −1 1 1 1 2
P 1 : 7x + y + 2z = 3, P 2 : 3x + 5y − 6z = 4. Let ax + by + cz = d be the equation of the plane

passing through the point of intersection of lines L 1 and L 2 , and perpendicular to planes P 1 and P 2 .

List-I List-II

(P) a = (1) 13

(Q) b = (2) −3

(R) c = (3) 1

(S) d = (4) −2

(P) (Q) (R) (S)

(A) (3) (2) (4) (1)

(B) (1) (3) (4) (2)

(C) (3) (2) (1) (4)

(D) (2) (4) (1) (3)

[JEE 2013]