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Which four curves are studied as conic sections?
AChord and ellipse
BChord and envelope
CCircle and ellipse
DCircle and envelope
Answer & Solution
Correct answer: C. Circle and ellipse
1. Four named curves are listed together.
2. Two of the four are the parabola and hyperbola.
3. The four studied are circles, ellipses, parabolas and hyperbolas.
4. So the answer is circle and ellipse.
_Source: NCERT Class XI Mathematics, Ch 10 'Conic Sections'_
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