Question

Write the equation of a circle with a center at (-2, 1) and passes through
the point (0, 2). ​

Answer 1

`(x+2)^2} +(y-1)^2}=5`

Explanation:

`(x-h)^2} +(y-k)^2}=r^2`

r=
`√(5)`

h=-2

k=1

Plug in

`(x+2)^2} +(y-1)^2}=5`