Find the Number of Points of Intersection of the System $$\left\{ \begin{array} { c } x ^ { 2 } + y ^ { 2 } = 49 \\x - y = 36\end{array} \right.$$

question 31

Multiple Choice

Find the number of points of intersection of the system $$\left\{ \begin{array} { c } x ^ { 2 } + y ^ { 2 } = 49 \\x - y = 36\end{array} \right.$$

• A)four
• B)two
• C)zero
• D)one

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Definitions:

Square Root

A value that, when multiplied by itself, gives the original number, indicating the root of a number squared.

Unbiased Estimate

A statistical estimate that is equally likely to be above or below the true population parameter, showing no systematic error.

Variance

A measure of variability that describes the average of the squared differences from the mean for a set of data.