A) Circle
B) Pair of parallel straight lines
C) Pair of perpendicular straight lines
D) Pair of non-perpendicular intersecting straight lines
Correct Answer: D
Solution :
\[{{x}^{2}}-7xy+12{{y}^{2}}=0\Rightarrow (x-3y)(x-4y)=0\] Hence, the lines are non-perpendicular intersecting.
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