What are the characteristics of the ellipse function given by (x - h)^2 / a^2 + (y - k)^2 / b^2 = 1, where (h,k) represents the center, a represents the horizontal radius, and b represents the vertical radius?
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Find the equation of an ellipse with a major axis of length 6 and a minor axis of length 4.
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Math Question: In a circle, if angle ABC is 90Β° and diameter AC is 10 cm, what is the length of chord AB?