Engineering Board Exam Reviewer · Conic Sections and Transformation of Axes · medium
Identify the graph of 2x2+xy+3y2-5=0.
- Parabola
- Hyperbola
- Ellipse
- Circle
Answer
C. Ellipse
Solution
B2-4AC=1-24=-23<0, and A C with B 0, so the graph is an ellipse.
More Conic Sections and Transformation of Axes questions
- Identify the graph of x2+4xy+4y2+3x-2=0.
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