1.

If the pairs of straight lines represented by 3x^(2) + 2hxy - 3y^(2) = 0 and 3x^(2) + 2hxy - 3y^(2) + 2x - 4y + c = 0 form a square, then (h, c) =

Answer»

(4,-1)
(-1, 4)
(-4 ,1)
(1, -4)

ANSWER :A


Discussion

No Comment Found

Related InterviewSolutions