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1. |
Find the coordinates of foci of ellipse (( frac{x}{16})^2+( frac{y}{25})^2 )=1. |
A. | ( 3,0) |
B. | ( 4,0) |
C. | (0, 3) |
D. | (0, 4) |
Answer» D. (0, 4) | |