Question

Find the center and the radius of the circle. (x - 5)2 + (y + 1)2 = 9

Answer 1

Answer:

The centre's coordinates are: (5; -1)

Radius is the square of 9:

$\sqrt{9} = 3 \: and \: - 3 \\ it \: has \: to \: be \: positive \: therefore \: it \: is 3$

Answer: Radius=3; the cente's coordinates are(5; -1)

Good luck!

Intelligent Muslim,

From Uzbekistan.