How do you change 16x^2+25y^2-32x+50y+16=0 to standard form?
Standard form as in x^2/a^2+y^2/b^2=1 .
I can get as far as completing the square [which gets me 16(x-1)^2+25(y+1)^2=25 ], but I don't know what to do now since 16 is not divisible by 25. Correct me if I'm wrong, and thanks in advance for the help.
Standard form as in
I can get as far as completing the square [which gets me
1 Answer
The equation in standard form is
Explanation:
Your completing the square was correct, and all you have to do is rewrite the fraction as the reciprocal of the reciprocal of itself. For instance,
Here's the given equation:
Use that trick I mentioned earlier:
This means that your