If the sum of the slopes of the lines given by is four times their product, then has the value
2
–1
1
–2
As we learnt in
General equation of a conic -
- wherein
are constants
Divide equation by
Option 1)
2
This option is correct
Option 2)
–1
This option is incorrect
Option 3)
1
This option is incorrect
Option 4)
–2
This option is incorrect
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