SOLUTION: 1. Write the following equation of a circle in standard form: x^2+y^2-4x +2y+3=0 2. Find the standard form of the equation for a circle with a circle with a center at (-1, 3)

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: 1. Write the following equation of a circle in standard form: x^2+y^2-4x +2y+3=0 2. Find the standard form of the equation for a circle with a circle with a center at (-1, 3)       Log On


   

Question 479408: 1.
Write the following equation of a circle in standard form:
x^2+y^2-4x +2y+3=0
2.
Find the standard form of the equation for a circle with a circle with a center at (-1, 3) and a point on the circumference of (0, -1)
3.
Write the area of a circle, A, as a function of the circumference C
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


1.



Complete the square on . Complete the square on . Compensate for added constants.



Factor the perfect square trinomial in . Factor the perfect square trinomial in . Collect terms in the RHS.




John

My calculator said it, I believe it, that settles it
The Out Campaign: Scarlet Letter of Atheism