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The general form of the equation of a circle is x2 + y2 + 8x + 22y + 37 = 0.

User Jason R Stevens CFA
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1 Answer

20 votes
20 votes

Answer:

The general form of a circle is :

x² + y² + 2gx + 2fy + c = 0

Explanation:

You can always compare any equation of a circle given to you in that form to get it centre and it radius if needed.

For example: the equation you gave... x² + y² + 8x +22y +37 = 0. It centre is (h,k) (-4,-11).

User Nozomi
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