If the equation \[\lambda {{x}^{2}}+2{{y}^{2}}-5xy+5x-7y+3=0\] represents two straight lines, then the value of l will be [RPET 1989]

If the equation \[\lambda {{x}^{2}}+2{{y}^{2}}-5xy+5x-7y+3=0\] represe

1.	If the equation \[\lambda {{x}^{2}}+2{{y}^{2}}-5xy+5x-7y+3=0\] represents two straight lines, then the value of l will be [RPET 1989]
A.	3
B.	2
C.	8
D.	- 8
Answer» C. 8

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If the equation \[\lambda {{x}^{2}}+2{{y}^{2}}-5xy+5x-7y+3=0\] represents two straight lines, then the value of l will be [RPET 1989]

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