Solve the Equation by Using the Square Root Property $( x + 9 ) ^ { 2 } = 12$

question 32

Multiple Choice

Solve the equation by using the square root property. Express any complex numbers using i notation.
- $( x + 9 ) ^ { 2 } = 12$

• A) \(x = \pm 2 \sqrt { 3 }\)
• B) \(x = - 9 \pm 2 \sqrt { 3 }\)
• C) \(x = - 9 \pm 2 \sqrt { 6 }\)
• D) \(x = 2 \sqrt { 3 } \pm 9\)

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Definitions:

First-in

Often related to inventory management, indicating the principle that the first items produced or acquired are the first to be used or sold.

Processing Department

A division or section in a manufacturing facility where a specific type of processing or production takes place.

Equivalent Units

A method in cost accounting used to compute the work done by the production in terms of fully manufactured units, considering both completed and in-progress goods.

Weighted-average

A calculation that takes into account the varying degrees of importance of the numbers in a data set, giving weight to each number based on its significance.