Determine the Real Solutions to the System of Nonlinear Equations $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } - 4 x + 4 y + 7 = 0 \\x ^ { 2 } - y ^ { 2 } - 4 x - 4 y - 1 = 0\end{array}$$

question 197

Multiple Choice

Determine the real solutions to the system of nonlinear equations.
- $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } - 4 x + 4 y + 7 = 0 \\x ^ { 2 } - y ^ { 2 } - 4 x - 4 y - 1 = 0\end{array}$$

• A) \(( 2 , - 1 ) , ( 2 , - 3 )\)
• B) \(( 2,1 ) , ( 2,3 )\)
• C) \(( 3 , - 2 ) , ( 1 , - 2 )\)
• D) \(( 3 , - 2 ) , ( - 1 , - 2 )\)

---

Definitions:

Gene Flow

The transfer of genetic variation from one population to another, which can occur through various means such as migration or exchange of pollen.

Sun's Radiation

The Sun's radiation includes the broad spectrum of electromagnetic energy emitted by the Sun, including visible light, ultraviolet light, infrared, and other forms of energy vital to Earth's climate and living organisms.

G6PD Deficiency

A genetic disorder affecting red blood cells, leading to increased vulnerability to certain diseases and substances.

Red Blood Cells

Cells in the blood which transport oxygen from the lungs to tissues throughout the body and help remove carbon dioxide.