1.

From the equations which representsthe following Pair of lines 2x - 3y + 1 = 0 , 2x + 3y + 1 = 0

Answer»

SOLUTION :2x - 3y + 1 = 0 , 2x + 3y + 1 = 0
(2x - 3y +1) (2x + 3y +1) = 0
or, `(2x +1)^2 - 9y^2` = 0
`4x^2 + 1 + 4x - 9y^2 = 0`
`4x^2 - 9y^2 + 4x + 1 = 0`
which REPRESENTSA PAIR of lines.


Discussion

No Comment Found

Related InterviewSolutions