Joint equation of two lines both parallel to Y-axis and each at a distance of 3 units from it isA. `x^(2)-9=0`B. `y^(2)-9=0`C. `x^(2)-y^(2)=9`D. `y^(2)+9=0`

Joint equation of two lines both parallel to Y-axis and each at a dist

1.	Joint equation of two lines both parallel to Y-axis and each at a distance of 3 units from it isA. `x^(2)-9=0`B. `y^(2)-9=0`C. `x^(2)-y^(2)=9`D. `y^(2)+9=0`
Answer» Correct Answer - A

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