Register
The equation of a circle is x2 + y2 + 6x + 4y + 10 = 1. What is this equation written in its standard form?
157k views
5 votes
The equation of a circle is x2 + y2 + 6x + 4y + 10 = 1. What is this equation written in its standard form?

User Tyasia
by
8.3k points

1 Answer

3 votes
Add the squares of half the x- and y- coefficients after you put the constant on the right.
(x² + 6x) + (y² + 4y) = -9
(x² + 6x + 9) + (y² + 4y + 4) = -9 +9 +4
In standard form ...
(x + 3)² + (y + 2)² = 4
User Yasskier
by
8.1k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Link Copied!