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what is the foci of

Choose the equation that best represents an ellipse for the given foci and co-vertices.1. foci (+-2, 0) co-vertices (0, +-4) 2.
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2. asked by Karen
3. 922 views
how to find the equation of a parabola given foci(-7,-17), (-7,17),the absolute value of the difference of the distances of any
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2. asked by Moana
3. 2,099 views
The equation4x^2 +9y^2 -36 = 0 represents an ellipse in standard position. Find the coordinates of the foci and the equations of
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2. asked by s17
3. 513 views
Find the foci of the ellipse with the equation (16x^2) + (49y^2) = 784 algebraically. Do not round. Find the correct ordered
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2. asked by 31
3. 120 views
Convert into standard form. Find any centres, vertices, foci, asymptotes, directices and axes of symmetry.64x^2-36y^2-512x-216y=
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2. asked by Jen
3. 872 views
Choose the equation that best represents an ellipse for the given foci and co-vertices.Foci (+/-3,0) Co vertices (0, +/-6)
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2. asked by Vincent
3. 1,007 views
Choose the equation that best represents an ellipse for the given foci and co-vertices. foci (+or- 3,0) co-vertices (o, + or- 6)
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2. asked by bree
3. 611 views
the separation of the foci of an ellipse that describes a planet's orbit dererminesA eccentricity of the orbit B period of the
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2. asked by chelsie
3. 649 views
the separation of the foci of an ellipse that describes a planet's orbit dererminesA eccentricity of the orbit B period of the
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2. asked by anonymous
3. 614 views
Write an equation of a hyperbola with the given foci and vertices. foci (+-17,0), vertices (+-8,0)
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2. asked by slayrat
3. 160 views