Express the Quadratic Function in Standard Form $f ( x ) = 2 x ^ { 2 } + 8 x + 9$

question 49

Multiple Choice

Express the quadratic function in standard form. $f ( x ) = 2 x ^ { 2 } + 8 x + 9$

• A) \(f ( x ) = 2 ( x + 4 ) ^ { 2 } + 9\)
• B) \(f ( x ) = ( x + 2 ) ^ { 2 } + 2\)
• C) \(f ( x ) = 2 ( x + 1 ) ^ { 2 } + 1\)
• D) \(f ( x ) = 2 ( x + 1 ) ^ { 2 } + 2\)
• E) none of these

---

Definitions:

Management By Exception

A strategy where managers intervene only when performance deviates significantly from standards, allowing them to focus on significant issues.

Significant Variances

Large or important differences between planned and actual performance or costs in a budget, project, or process.

Controlling Actions

Involves monitoring and adjusting strategies to ensure that goals and objectives are met efficiently and effectively.

Labour Efficiency Variance

A measure used in cost accounting to indicate the difference between the actual labor hours used and the standard labor hours planned for the production volume, often reflecting the efficiency of labor used.