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1 of 8 0-day streak

Solve a matrix equation

Question 1 of 8

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The unknown matrix is \(X\)

Use the displayed row and column positions for every matrix. All entries are exact

\[X + A = B\]
\[A = \begin{bmatrix} 4 & 4 \\ 2 & 2 \end{bmatrix}\]
\[B = \begin{bmatrix} 2 & 7 \\ 5 & -4 \end{bmatrix}\]
3 marks

Complete the entries shown as question marks in \(X\)

\[X = \begin{bmatrix} ? & ? \\ 3 & ? \end{bmatrix}\]