Chapter 9: Q. 17 (page 772)
Let , and be nonzero constants. Show that the graph of is a conic section with eccentricity and directrix .
Short Answer
Ans: The eccentricity is and the directrix is .
Chapter 9: Q. 17 (page 772)
Let , and be nonzero constants. Show that the graph of is a conic section with eccentricity and directrix .
Ans: The eccentricity is and the directrix is .
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Get started for freeUse Cartesian coordinates to express the equations for the ellipses determined by the conditions specified in Exercises 32–37.
Use Cartesian coordinates to express the equations for the ellipses determined by the conditions specified in Exercises 32–37.
Complete the square to describe the conics in Exercises .
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In Exercises 32–47 convert the equations given in polar coordinates to rectangular coordinates.
Complete the square to describe the conics in Exercises 18–21 .
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