Write the Quadratic Function $f ( x ) = \frac { 1 } { 4 } \left( x ^ { 2 } + 8 x - 20 \right)$

question 167

Multiple Choice

Write the quadratic function $f ( x ) = \frac { 1 } { 4 } \left( x ^ { 2 } + 8 x - 20 \right)$ in standard form.

• A) \(f ( x ) = \frac { 1 } { 4 } ( x + 4 ) ^ { 2 } - 9\)
• B) \(f ( x ) = \frac { 1 } { 4 } ( x - 9 ) ^ { 2 } + 4\)
• C) \(f ( x ) = \frac { 1 } { 4 } ( x - 4 ) ^ { 2 } + 9\)
• D) \(f ( x ) = - \frac { 1 } { 9 } ( x + 4 ) ^ { 2 } - 9\)
• E) \(f ( x ) = - \frac { 1 } { 9 } ( x - 4 ) ^ { 2 } - 9\)

---

Definitions:

Feudal Responsibility

Refers to the obligations and duties in the feudal system where a vassal must serve a lord in exchange for land or protection.

Trial by Battle

A historical method of resolving disputes by combat, now obsolete in modern legal systems.

Travelling Courts

Courts that move from place to place to hear and decide cases, typically found in regions where accessing a fixed court location is challenging.

Stare Decisis

The legal principle of determining points in litigation according to precedent, upholding previous judgments in similar cases to ensure consistency in law.