Question
Mathematics Question on Ellipse
The equation (2x + y + 1) dx + (x + 2y +1) dy = 0 represents a family of:
A
circles
B
parabolas
C
ellipses
D
hyperbolas
Answer
ellipses
Explanation
Solution
The correct answer is(C): ellipses
The equation (2x + y + 1) dx + (x + 2y +1) dy = 0 represents a family of:
circles
parabolas
ellipses
hyperbolas
ellipses
The correct answer is(C): ellipses