Solve Nonlinear Systems by Addition
Solve the System by the Addition

question 219

Multiple Choice

Solve Nonlinear Systems By Addition
Solve the system by the addition method.
- $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } = 25 \\25 x ^ { 2 } + 9 y ^ { 2 } = 225\end{array}$$

• A) \(\{ ( 0,5 ) , ( 0 , - 5 ) \}\)
• B) \(\{ ( 5,0 ) , ( - 5,0 ) \}\)
• C) \(\{ ( 0,3 ) , ( 0 , - 3 ) \}\)
• D) \(\{ ( 3,0 ) , ( - 3,0 ) \}\)

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Definitions:

Required Rate Of Return

The minimum percentage return an investor expects to receive from an investment due to its risk level.

Tax Rate

The percentage at which an individual or corporation is taxed on their income.

Net Working Capital

The difference between a company's current assets and current liabilities, indicating its short-term financial health and efficiency.

Floor Inventory

The minimum amount of goods that a retailer keeps on the shop floor to ensure an adequate supply for normal sales volumes.