1.

Distance between the lines \[5x+3y-7=0\] and \[15x+9y+14=0\] is                                     [Kerala (Engg.) 2002]

A.            \[\frac{35}{\sqrt{34}}\]            
B.            \[\frac{1}{3\sqrt{34}}\]
C.            \[\frac{35}{3\sqrt{34}}\]          
D.            \[\frac{35}{2\sqrt{34}}\]
Answer» D.            \[\frac{35}{2\sqrt{34}}\]


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