Find the Center and Radius of the Sphere $$x ^ { 2 } - 6 x - 26 + y ^ { 2 } + 24 y + z ^ { 2 } - 18 z = 0$$

question 23

Multiple Choice

Find the center and radius of the sphere. $$x ^ { 2 } - 6 x - 26 + y ^ { 2 } + 24 y + z ^ { 2 } - 18 z = 0$$

• A) \(C ( - 1 , - 12 , - 13 ) , r = 6 \sqrt { 2 }\)
• B) \(C ( - 1 , - 12 , - 13 ) , r = \sqrt { 2 }\)
• C) \(C ( 1 , - 12 , - 13 ) , r = 6\)
• D) \(C ( - 1 , - 12 , - 13 ) , r = 6\)
• E) none of these

---

Definitions:

Budget Committee

A group responsible for coordinating the preparation of the budget, reviewing and approving budget proposals, and monitoring financial performance.

Master Budget

A master budget is a comprehensive financial planning document that combines all of an organization's individual budgets and plans into a single, unified plan.

High-Low Method

A mathematical method that uses the total costs incurred at the high and low levels of activity to classify mixed costs into fixed and variable components.

Mixed Cost

A cost composed of a fixed and a variable component and changes in total with the level of activity, but not proportionally.