Decide Whether or Not the Matrices Are Inverses of Each

question 138

Multiple Choice

Decide whether or not the matrices are inverses of each other.
- $$\left[ \begin{array} { r r } - 5 & - 1 \\6 & 0\end{array} \right] \text { and } \left[ \begin{array} { c } 0 \frac { 1 } { 6 } \\- 1 \frac { 5 } { 6 }\end{array} \right]$$

• A) Yes
• B) No

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Definitions:

Independent Variables

Variables that are manipulated or controlled in an experiment to test their effect on dependent variables.

Dependent Variables

A measure that is expected to vary in response to changes in an independent variable within an experiment.

Pearson Correlation

A statistical measure that evaluates the linear relationship between two continuous variables, expressed as a value between -1 and 1.

Temperature

A measure of the average kinetic energy of the particles in an object or system, perceived as how hot or cold something is.