Solve the System by the Method of Substitution $\left\{ \begin{array} { l } y = x ^ { 3 } - 6 x ^ { 2 } + 4 \\y = x ^ { 2 } - 10 x + 4\end{array} \right.$

question 221

Multiple Choice

Solve the system by the method of substitution. $\left\{ \begin{array} { l } y = x ^ { 3 } - 6 x ^ { 2 } + 4 \\y = x ^ { 2 } - 10 x + 4\end{array} \right.$

• A)(2, -12), (1, -5)
• B)(5, -21), (2, -12), (0, 4)
• C)(5, -21), (-1, 15)
• D)No real solution
• E)(5, -21), (-2, 28), (1, -5)

---

Definitions:

Laryngopharynx

The lower section of the pharynx that connects to the larynx and esophagus, playing a role in both respiration and digestion.

Oropharynx

The part of the throat located behind the mouth, acting as a pathway for food and air.

Hyaline Cartilage

A translucent type of cartilage found on many joint surfaces. It is most common in the rib cage, nose, and trachea in the respiratory system.

Tracheal Rings

Tracheal rings are C-shaped cartilaginous structures that reinforce the trachea's walls, helping keep the airway open for respiration.