Question

Can someone explain the equation of a circle? Thx

Answer 1

@Jesstho.-.

Answer 2

What equation?

Answer 3

x^2 + y^2=1

Answer 4

http://imgur.com/9Yd9pI0

Answer 5

I can't see that @FR5112

Answer 6

It says-
What is the equation of a circle with center (-2,3) and radius, r=5

Answer 7

(x + 2) + (y-3)=25

Answer 8

Tyvm

Answer 9

oh wait i forgot the ^@ after each parenthesis

Answer 10

Are the answers squared or cubed?

Answer 11

So now we see that h is -2, k is 3 and r is sqrt(10) That means that the center of the circle is (-2,3) and the radius is sqrt(10) What is the center and radius of the second choice?

Answer 12

^2