Browse Questions

# What is the conic represent $x^2+2x+y+1=0$

$(a)\;Circle\qquad(b)\;Hyperbola\qquad(c)\;Parabola\qquad(d)\;Ellipse$

Can you answer this question?

$x^2+2x+1=-y$
$(x+1)^2=-y$
Hence this represent a parabola.
Hence (c) is the correct answer.
answered Feb 5, 2014