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    Mathematics
  3. Study Set
    Precalculus Graphical Numerical Algebraic
  4. Exam
    Exam 7: Systems and Matrices
  5. Question
    Determine Whether the Matrices Are Inverses\[\left[ \begin{array} { r r } - 2 & 4 \\ 4 & - 4 \end{array} \right] , \left[ \begin{array} { l l } \frac { 1 } { 2 } & \frac { 1 } { 4 } \\ \frac { 1 } { 2 } & \frac { 1 } { 4 } \end{array} \right]\]
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Determine Whether the Matrices Are Inverses

Question 54

Question 54

True/False

Determine whether the matrices are inverses.
- [−244−4],[12141214]\left[ \begin{array} { r r } - 2 & 4 \\4 & - 4\end{array} \right] , \left[ \begin{array} { l l } \frac { 1 } { 2 } & \frac { 1 } { 4 } \\\frac { 1 } { 2 } & \frac { 1 } { 4 }\end{array} \right][−24​4−4​],[21​21​​41​41​​]

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