A) \[a(x-\alpha )+b(y-\beta )+c(z-\gamma )=0\]
B) \[\frac{x-\alpha }{a}=\frac{y-\beta }{b}=\frac{z-\gamma }{c}\]
C) \[a(x-\alpha )+b(y-\beta )+c(z-\gamma )=abc\]
D) None of these
Correct Answer: B
Solution :
It is a line passing through \[(\alpha ,\,\,\beta ,\,\,\gamma )\] and whose direction cosines are \[a,\,\,b,\,\,c.\]
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