Determine the Order of the Matrix $$\left[ \begin{array} { r r } 4 & 8 \\- 5 & - 1\end{array} \right]$$

question 187

Multiple Choice

Determine the order of the matrix.
- $$\left[ \begin{array} { r r } 4 & 8 \\- 5 & - 1\end{array} \right]$$

• A) 4
• B) 1
• C) 2
• D) \(2 \times 2\)

---

Definitions:

Iliopsoas

The iliopsoas is a major muscle group consisting of the iliacus and psoas major muscles, important for flexing the hip.

Hamstring Group

A group of three muscles at the back of the thigh that are involved in bending the knee and extending the hip.

Ischial Tuberosity

The protrusion of the ischium, one of the bones that make up the pelvis, which bears the body's weight when sitting.

Knee Joint

A complex hinge joint in the human body that connects the thigh bone (femur) to the shin bone (tibia), enabling leg movement.