Find the Cofactor of the Indicated Element $$\begin{array} { l } \left| \begin{array} { r r r } - 2 & - 1 & 0 \\5 & 5 & 1 \\3 & 4 & 5\end{array} \right|\end{array}$$

question 88

Multiple Choice

Find the cofactor of the indicated element.
-
a 12
$$\begin{array} { l } \left| \begin{array} { r r r } - 2 & - 1 & 0 \\5 & 5 & 1 \\3 & 4 & 5\end{array} \right|\end{array}$$

• A) 15
• B) 5
• C) \(- 22\)
• D) 22

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Definitions:

Dependent Variable

A variable in scientific research that is affected by other variables, measured to test the effect of the independent variable.

Loudness of Music

The perceived volume of music, which can vary based on the sound's intensity and the listener's sensitivity.

Loudness of Music

The perception of sound intensity, typically measured in decibels, reflecting how loud or soft music appears.

Independent Variable

The variable in an experiment that is manipulated or changed by the researcher to observe its effects on the dependent variable.