Homework Help: MATH!+ check please~ thanks in advance!

Posted by conics!? on Friday, March 23, 2007 at 2:07pm.

the equation 2x^2+ cy^2+Dx+Ey+f= 0
represent a conic. state the value(s) of C for which each of the following are possible:

A circle:
My answer: c= 2
an ellipse:
My answer: c>0, cant equal 2
Parabola:
My answer:c=0
a hyperbola:
My answer: c<o ( any negative number)

are these right thanks!

You are exactly correct!

You are right on the money nice job

No one has answered this question yet.

Answer this Question

Related Questions

algebra 2 - 1) In the general second-degree equation Ax^2 + Bxy + Cy^2 + Dx + Ey...
math - how would you determine the eccentricity of the conic section when ...
math - how would you determine the eccentricity of the conic section when ...
algebra help please - I notice that other problems are answered in a timely ...
Algebra - Write your answer in the form Ax^2+Cy^2+Dx+Ey+F=0. A parabola with ...
algebra 2 - Determine values for A, B, and C such that the equation below ...
algebra 2 - Determine values for A, B, and C such that the equation below ...
Algebra II - I am lost on this one!!! Determine values for A, B, and C such that...
math - I'm having some troubles with these. Thanks in advance. If a>0...
math - The quadratic relation Ax^2 +Cy^2 +Dx + Ey + F is graphed. the values of ...

For Further Reading

First Name:
School Subject:
Answer: