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Beliebt Geometry >

foki 9x^2+16y^2+72x+128y+256=0

Lösung

foki

9 x^{2} + 16 y^{2} + 72 x + 128 y + 256 = 0

Lösung

(- 4 + 7, - 4), (- 4 - 7, - 4)

Schritte zur Lösung

(h + c, k), (h - c, k)

Calculate ellipse properties

9 x^{2} + 16 y^{2} + 72 x + 128 y + 256 = 0 :

Ellipse with center

(h, k) = (- 4, - 4), a = 4, b = 3

(- 4 + c, - 4), (- 4 - c, - 4)

Compute

c :

c = 4^{2} - 3^{2} : 7

(- 4 + 7, - 4), (- 4 - 7, - 4)

Graph

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