SOLUTION: Rewrite in standard form (ellipse): 36x^2+25y^2+72x+250y-239=0

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Question 373861: Rewrite in standard form (ellipse): 36x^2+25y^2+72x+250y-239=0
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Complete the square in x and y.
36x%5E2%2B25y%5E2%2B72x%2B250y-239=0
36x%5E2%2B72x%2B25y%5E2%2B250y-239=0
36%28x%5E2%2B2x%29%2B25%28y%5E2%2B10y%29-239=0
36%28x%5E2%2B2x%2B1%29%2B25%28y%5E2%2B10y%2B25%29-239=36%281%29%2B25%2825%29
36%28x%2B1%29%5E2%2B25%28y%2B5%29%5E2=36%2B625%2B239
36%28x%2B1%29%5E2%2B25%28y%2B5%29%5E2=900
%2836%28x%2B1%29%5E2%29%2F900%2B%2825%28y%2B5%29%5E2%29%2F900=1
%28x%2B1%29%5E2%2F25%2B%28y%2B5%29%5E2%2F36=1
highlight%28%28x%2B1%29%5E2%2F5%5E2%2B%28y%2B5%29%5E2%2F6%5E2=1%29