The distance between the plane `vecr.(hati+2hatj-2hatk)+5=0 and vecr.(2hati+4hatj-4hatk)-16=0` is (A) 3 (B) `11/3` (C) 13 (D) `13/3`

The distance between the planes given by vecr.(hati+2hatj-2hatk)+5=0 and vecr.(hati+2hatj-2hatk)-8=0 is

Find the angle between the planes vecr.(hati+hatj-2hatk)=3 and vecr.(2hati-2hatj+hatk)=2 2

The angle between the planes vecr.(2hati-hatj+hatk)=6 and vecr.(hati+hatj+2hatk)=5 is

The angle between the planes vecr. (2 hati - 3 hatj + hatk) =1 and vecr. (hati - hatj) =4 is

Find the distance between the parallel planes: vecr.(2hati-hatj+3hatk)=4 and vecr.(6hati-3hatj+9hatk)+13=0

Find the line of intersection of the planes vecr.(3hati-hatj+hatk)=1 and vecr.(hati+4hatj-2hatk)=2

Find the distance between the parallel planes vecr.(2hati-3hatj+6hatk) = 5 and vecr.(6hati-9hatj+18hatk) + 20 = 0 .

The angle between the line vecr=(hati+2hatj+3hatk)+lamda(2hati+3hatj+4hatk) and the plane vecr.(hati+2hatj-2hatk)=3 is (A) 0^0 (B) 60^0 (C) 30^0 (D) 90^0

The length of perpendicular from the origin to the line vecr=(4hati+2hatj+4hatk)+lamda(3hati+4hatj-5hatk) is (A) 2 (B) 2sqrt(3) (C) 6 (D) 7

A unit vector parallel to the intersection of the planes vecr.(hati-hatj+hatk)=5 andvecr.(2hati+hatj-3hatk)=4 is