Solve for X Given the Following Equation Involving a Determinant $\left| \begin{array} { c c } x + 2 & 5 \\- 1 & x + 8\end{array} \right| = 0$

question 175

Multiple Choice

Solve for x given the following equation involving a determinant. $\left| \begin{array} { c c } x + 2 & 5 \\- 1 & x + 8\end{array} \right| = 0$

• A) \(x = - 8 , - 2\)
• B) \(x = 6 , - 5\)
• C) \(x = 8,2\)
• D) \(x = - 7 , - 3\)
• E) \(x = 7,3\)

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Definitions:

Elton Mayo

An Australian psychologist and organizational theorist best known for his work in the Hawthorne Studies, which examined how various factors in the work environment affected employee productivity and morale.

Bias

A tendency to lean in a certain direction, often to the detriment of an open mind; prejudice in favor of or against one thing, person, or group compared with another.

Theoretical Incoherence

A lack of logical consistency in the framework of a theory, leading to contradictions or an inability to adequately explain phenomena.

Sampling Bias

A systematic error that occurs in research when the sample is not representative of the population from which it's drawn, potentially skewing outcomes.