Give All Solutions of the Nonlinear System of Equations, Including $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } = 80 \\x ^ { 2 } - y ^ { 2 } = 48\end{array}$$

question 187

Multiple Choice

Give all solutions of the nonlinear system of equations, including those with nonreal complex components.
- $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } = 80 \\x ^ { 2 } - y ^ { 2 } = 48\end{array}$$

• A) \(\{ ( - 8 , - 4 ) , ( - 4 , - 8 ) \}\)
• B) \(\{ ( 8 , - 4 ) , ( 8,4 ) \}\)
• C) \(\{ ( 8,4 ) , ( - 8,4 ) , ( 8 , - 4 ) , ( - 8 , - 4 ) \}\)
• D) \(\{ ( 8,4 ) , ( 4,8 ) , ( - 8 , - 4 ) , ( - 4 , - 8 ) \}\)

Understand the significance of innovation and creativity in entrepreneurship.

Identify the difference between entrepreneurs and small-business owners.

Understand the challenges and risks involved in entrepreneurship.

Recognize the global perspective of entrepreneurship and its economic significance.

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