How do you find the center and radius for #5x^2 + 5y^2 +10x-30y+49=0#?
The center of this circle is
The general form of the equation of a circle is :
In the given exercise we are asked to transform this standard form
into the general form of the equation of a circle.
First , the coefficients of
Then, complete the square.
The equation of the circle is:
Hence, The center of this circle is
To find centre and radius we need to rearrange the equation into the form:
Now complete the square on both the