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1. |
Find the coordinates of the foci of an ellipse with equation  |
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2. |
Find the coordinates of the center of an ellipse with equation 9x2 + 4y2 - 72x + 16y + 124 = 0. |
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(4, 9) |
B. |
(2, 3) |
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C. |
(4, 2) |
D. |
(4, -2) |
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Hint |
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3. |
Write an equation for the ellipse shown. |
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4. |
Write an equation for the ellipse whose endpoints of its major axis are at (2, -7) and (2, 3), and that of its minor axis are at (-1, -2) and (5, -2). |
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5. |
Write an equation for the ellipse whose endpoints of its major axis are at (-1, 3) and (5, 3), and whose foci are at (0, 3) and (4, 3). |
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