The distance between the parallel planes `x+2y-3z=2 and 2x+4y-6z+7=0` is (A) `1/sqrt(14)` (B) `11/sqrt(56)` (C) `7/sqrt(56)` (D) none of these

Find the distance between the parallel planes x+2y-2z+1=0 and 2x+4y-4z+5=0

The distance between the parallel planes 2x-3y+6z=5 and 6x-9y+18z+20=0 , is

Find the distance between the planes x+2y+3z+7=0 and 2x+4y+6z+7=0 .

Find the distance between the parallel planes 2x-y+2z+3=0 and 4x-2y+4z+5=0

The distance between the parallel planes 4x-2y+4z+9=0 and 8x-4y+8z+21=0 is (A) 1/4 (B) 1/2 (C) 3/2 (D) 7/4

The distance between the parallel lnes y=2x+4 and 6x-3y-5 is (A) 1 (B) 17/sqrt(3) (C) 7sqrt(5)/15 (D) 3sqrt(5)/15

The distance between parallel planes 2x+y-2z-6=0 and 4x+2y-4z=0 is______units.

The angle between the planes 2x-y+3z=6 and x+y+2z=7 is

The equation of the parallel plane lying midway between the parallel planes 2x-3y+6z-7=0 and 2x-3y+6z+7=0 is (A) 2x-3y+6z+1=0 (B) 2x-3y+6z-1=0 (C) 2x-3y+6z=0 (D) none of these

Find the angle between the planes 2x - y + 3z = 6 and x + y +2z =7 .