Solve the Equation in the Real Number System $$x ^ { 4 } - 12 x ^ { 2 } - 64 = 0$$

question 12

Multiple Choice

Solve the equation in the real number system.
- $$x ^ { 4 } - 12 x ^ { 2 } - 64 = 0$$

• A) {-8, 8}
• B) {-4, 4}
• C) {-2, 2}
• D) {-4, -2, 2, 4}

Understand the basic concepts and classifications of costs in accounting.

Calculate and analyze variable, fixed, and mixed costs.

Identify and describe different types of costs associated with products and operations, such as product costs, period costs, and opportunity costs.

Understand cost behavior and how changes in production levels affect costs.

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