Solve the System of Equations Using Elimination $$\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 64 \\\frac { x ^ { 2 } } { 64 } + \frac { y ^ { 2 } } { 9 } = 1\end{array} \right.$$

question 155

Multiple Choice

Solve the system of equations using elimination.
- $$\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 64 \\\frac { x ^ { 2 } } { 64 } + \frac { y ^ { 2 } } { 9 } = 1\end{array} \right.$$

• A) x = 0, y= -8; x = 0, y = 8
• B) x = -8, y= 0; x = 8, y = 0
• C) x = 0, y= -3; x = 0, y = 3
• D) inconsistent

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Definitions:

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A numerical measurement describing some characteristic of a sample, used to estimate the population parameter.

Sample

A smaller group chosen from the larger population for the purpose of gathering statistical data through measurements, observations, or inquiries.

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The branch of statistics that focuses on drawing conclusions and making predictions about populations based on samples.

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