Q.

Let P be the plane containing the straight line x39=y+41=z75and perpendicular to the plane containing the straight lines x2=y3=z5 and x3=y7=z8. If d is the distance of P from the point (2, –5, 11), then d2 is equal to :

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

a

96

b

323

c

1472

d

54

answer is C.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

detailed_solution_thumbnail

a(x3)+b(y+4)+c(z7)=0P: 9ab5c=0drs of line perpendicular to the given lines=ijk235378  =(-11,-1,5) 11ab+5c=0

After solving DR’s (a,b,c)  (1,1,2)

Equation of plane

xy+2z=21Perpendicular distance from (2,-5,11)=2+5+22-211+1+4d=86d2=323

Watch 3-min video & get full concept clarity

tricks from toppers of Infinity Learn

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon