The distance between the planes \[x+2y+3z+7=0\] and \[2x+4y+6z+7=0\] is [MP PET 1991]

The distance between the planes \[x+2y+3z+7=0\] and \[2x+4y+6z+7=0\] i

1.	The distance between the planes \[x+2y+3z+7=0\] and \[2x+4y+6z+7=0\] is [MP PET 1991]
A.	\[\frac{\sqrt{7}}{2\sqrt{2}}\]
B.	\[\frac{7}{2}\]
C.	\[\frac{\sqrt{7}}{2}\]
D.	\[\frac{7}{2\sqrt{2}}\]
Answer» B. \[\frac{7}{2}\]

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The distance between the planes \[x+2y+3z+7=0\] and \[2x+4y+6z+7=0\] is [MP PET 1991]

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