Use the Inverse Formula $$A ^ { - 1 } = \frac { 1 } { a d - b c } \left[ \begin{array} { c c } d & - b \\- c & a\end{array} \right]$$

question 5

Multiple Choice

Use the inverse formula $$A ^ { - 1 } = \frac { 1 } { a d - b c } \left[ \begin{array} { c c } d & - b \\- c & a\end{array} \right]$$ to find the inverse of the 2×2 matrix (if it exists) .​ $$\left[ \begin{array} { c c } 6 & 7 \\- 5 & 13\end{array} \right]$$ ​

• A)​ \[\frac { 1 } { 113 } \left[ \begin{array} { c c }
• 13 & - 7 \\
• 5 & 6
• \end{array} \right]\]
• B)​ \[\frac { 1 } { 113 } \left[ \begin{array} { c c }
• - 13 & 7 \\
• 5 & - 6
• \end{array} \right]\]
• C)​ \[\frac { 1 } { 113 } \left[ \begin{array} { c c }
• - 13 & - 7 \\
• 5 & 6
• \end{array} \right]\]
• D)​ \[\frac { 1 } { 113 } \left[ \begin{array} { c c }
• 13 & 7 \\
• 5 & 6
• \end{array} \right]\]
• E)​ \[\frac { 1 } { 113 } \left[ \begin{array} { c c }
• - 13 & - 7 \\
• - 5 & - 6
• \end{array} \right]\]

Explain the differences between electrical and chemical synapses and their functional implications.

Describe the variability in postsynaptic responses depending on the type of neurotransmitter and the receptors involved.

Understand and apply the shutdown rule in the context of firm production decisions.

Analyze the impact of external costs (such as taxes) on a firm’s optimal production and profitability in a competitive market.

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Definitions:

Acts of Aggression

Behaviors or actions taken with the intention of harming or injuring another being.

Heteronormativity

The assumption that heterosexual orientations are the norm, which can marginalize and stigmatize those who do not conform to this norm.

Foucault

A French philosopher and social theorist known for his critical studies of various social institutions, including the concept of power relations, knowledge, and discourse.

Same-sex Relationships

Romantic or sexual relationships between individuals of the same sex, which can encounter varying degrees of social acceptance and legal recognition.