Find the Center (H, K)and Radius R of the Circle $x^{2}+y^{2}-8 x-4 y+11=0$

question 42

Multiple Choice

Find the center (h, k) and radius r of the circle. Graph the circle.
- $x^{2}+y^{2}-8 x-4 y+11=0$

• A) Center \(( - 4,2 ) , r = 3\)
• B) Center \(( - 4 , - 2 ) , r = 3\)
• C) Center \(( 4 , - 2 ) , r = 3\)
• D) Center \(( 4,2 ) , \mathrm { r } = 3\)

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Definitions:

Reaction

A process in which chemical substances interact, leading to the reorganization of their atomic or molecular structure.

Organic Product

A compound derived from living organisms or their byproducts, often used in reference to naturally produced chemicals.

Reaction

A process in which substances interact to form new substances with different chemical properties.

Reaction

An operation where materials react, resulting in the creation of new materials with different chemical and physical attributes.