The Graph of the Function $x^{2}+y^{2}+20 x-16 y+80=0$ Is a Circle

question 76

Short Answer

The graph of the function
$x^{2}+y^{2}+20 x-16 y+80=0$ is a circle.
What are the coordinates of the center and the length of the radius?

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Definitions:

Legal Custody

The right and duty to make significant decisions concerning the child's upbringing, including education, health care, and religious training.

Restroom

A room containing toilets and sinks for the public, employees, or guests to use.

Checking Account

A bank account that allows the account holder to make deposits, withdrawals, and write checks against available funds.

National Guard

A reserve military force composed of state National Guard militia members or units under federally recognized active or inactive armed force service.