What is the foci 25x^2+4y^2-100=0 ?

The foci 25x^2+4y^2-100=0 is (0,sqrt(21)),(0,-sqrt(21))

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

foci 25x^2+4y^2-100=0

foci

(0, 21), (0, - 21)

Solution steps

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

Calculate ellipse properties

25 x^{2} + 4 y^{2} - 100 = 0 :

Ellipse with center

(h, k) = (0, 0), b = 5, a = 2

(0, 0 + c), (0, 0 - c)

Compute

c :

c = 5^{2} - 2^{2} : 21

(0, 0 + 21), (0, 0 - 21)

Refine

(0, 21), (0, - 21)

What is the foci 25x^2+4y^2-100=0 ?
The foci 25x^2+4y^2-100=0 is (0,sqrt(21)),(0,-sqrt(21))