Proposition 4.

Autor:Alla Stolyarevska

Proposition 4. The ratio of the distance between point M and the focus to the distance between point M and the directrix is equal to the eccentricity of the ellipse (a>b).

Nuevos recursos

函數的奇偶性
רישום חופשי
apec
Neuberg's Theorem
bewijs stelling van Pythagoras

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무리함수
L3_09
Cube Roots 1-15
Equal angles equal chords/arc
Pravokutnik

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Fractales
Simetrías
Área
Rotación
Ecuaciones lineales