1.

The equation of the cone passing through the three coordinate axes and the lines \(\frac{x}{1} = \frac{y}{{ - 2}} = \frac{z}{3}\), \(\frac{x}{3} = \frac{y}{{ - 1}} = \frac{z}{1}\) is given by

A. yz - 2zx + 3xy = 0
B. 3yz - zx + xy = 0
C. 3yz + 16zx + 15xy = 0
D. None of these
Answer» E.


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