ir of conjugatediameters make with the axis major. The negativesign in the preceding expression shows that in theellipse conjugate diameters fall on opposite sides ofthe axis minor. 164 Analytical Geometry. 84. The co-ordinates of the extremity of any diameterbeing given, to find those of the… … XX yy 62 x is _^ + Z^ := 0, or i/= —^ • -X. Combining this with thea2 Z>2 -^ a- y equation of the ellipse, we shall obtain the co-ordinates of D and D. The combination gives x^ 1_ &* ^2 ,^ a-^^a^y^ or ^ ¥/y2 x^ x- ¥ .or —. —= 1; Substituting these values in y Z/2 a- X, we get ^ a The…
Geometry, Analytic
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