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Distance between two parallel planes 2x+...

Distance between two parallel planes `2x+y+2z=8 and 4x+2y+4z+5=0` is

A

`5/2`

B

`7/2`

C

`9/2`

D

`3/2`

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MODERN PUBLICATION-Three Dimensional Geometry-EXERCISE
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  2. The point P is the intersection of the straight line joining the point...

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  4. Distance between two parallel planes 2x+y+2z=8 and 4x+2y+4z+5=0 is

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  5. The image of the line (x-1)/3=(y-3)/1=(z-4)/(-5) in the plane 2x-y+z...

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