Question
Question: (3x + 4y + 1)<sup>2</sup> + (x + y + 3)<sup>2</sup> = 0 represents-...
(3x + 4y + 1)2 + (x + y + 3)2 = 0 represents-
A
A point
B
A hyperbola
C
A pair of straight lines
D
An ellipse
Answer
A point
Explanation
Solution
(3x + 4y + 1)2 + (x + y + 3)2 = 0
only when 3x + y + 1 = 0
and x + y + 3 = 0
which represents points of intersection of (1) & (2) i.e. (1, – 4)