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# Any help would be appreciated

0
195
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The graph of an equation

sqrt((x-3)^2+(y+4)^2) + sqrt((x+5)^2+(y-8)^2)=20

is an ellipse. What is the distance between its foci?

Aug 11, 2019

#1
+108705
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$$\sqrt{(x-3)^2+(y+4)^2} + \sqrt{(x+5)^2+(y-8)^2}=20\\~\\$$

Sorry, i have no idea.

Here you can see the simplified version

https://www.wolframalpha.com/input/?i=sqrt((x-3)%5E2%2B(y%2B4)%5E2)+%2B+sqrt((x%2B5)%5E2%2B(y-8)%5E2)%3D20

Aug 11, 2019
#2
+1

Thanks for the help! I got the answer to the problem after a lot of work.

Aug 11, 2019