JEE Mains Model Paper 8

x+5

1

=

y+3

4

=

z−6

−9

= λ q (2, 4, -1)
p (λ −5, 4λ −3, −9λ + 6)
Direction of the given line (1, 4, −9)
Direction of pq ⊥ lar direction of the line
(λ − 7)1 + (4λ − 7)4 + (7 − 9λ) (−9)λ
98λ = 98
λ = 1
P(−4, 1, −3)
pq = √36+9+4 = √49 = 7