Q.
A. 7x2 + 12xy - 2y2 - 2x + 4y -7 = 0
B. 11x2 + 12xy + 2y2 - 10x - 4y +1 = 0
C. 11x2 + 12xy + 2y2 - 14x - 14y +1 = 0
D. 7x2 + 12xy + 2y2 + 2x + 4y -7 = 0
E. None of the above
Correct choice: A
Explanation: