For the System Below, Form the Matrix Equation AX =

question 55

Multiple Choice

For the system below, form the matrix equation AX = B. Compute the determinant of the coefficient matrix and determine if you can proceed. If possible, solve the system using the matrix equation.

• A) det(A) = 39; (1, -1, -2)
• B) det(A) = 9; (0, 0, -2)
• C) det(A) = -9; (0, 0, -3)
• D) det(A) = 0

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Definitions:

Bystander Effect

A social psychological phenomenon in which individuals are less likely to offer help to a victim when other people are present.

Diffusion of Responsibility

A phenomenon where individuals in a group are less likely to take action or feel a sense of responsibility because the responsibility is perceived to be shared among all group members.

Darley and Latané

Psychologists known for their work on the bystander effect, demonstrating that the presence of others can decrease an individual's likelihood to help someone in distress.

Milgram's Obedience Study

Milgram's obedience study is a psychological experiment conducted in the 1960s which demonstrated the extent to which individuals would follow orders from an authority figure, even when it involves hurting someone else.