Find the Center and Radius of the Sphere $x ^ { 2 } - 2 x + y ^ { 2 } + 4 y + z ^ { 2 } + 6 z = 211$

question 53

Essay

Find the center and radius of the sphere. $x ^ { 2 } - 2 x + y ^ { 2 } + 4 y + z ^ { 2 } + 6 z = 211$

Know how to monitor and update Windows 10 to enhance performance and security.

Understand how Windows 10 supports multiple time displays and the customization thereof.

Understand the specific constitutional articles and clauses that define the structure and powers of the presidency.

Recognize key historical moments and decisions in the presidency's evolution and their constitutional basis.

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Definitions:

Bond

A fixed income instrument that represents a loan made by an investor to a borrower, typically corporate or governmental.

Sell

The act of giving or handing over something in exchange for money or other compensation.

Premium

An amount paid regularly to insure something or to cover the cost of a policy, also used to describe the amount paid over the nominal value of something.

Bonds

Long-term debt securities issued by corporations and government entities that pay interest to the holder.