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High School Mathematics
11.20 Matrices Review
Matrices Review Test
: This is a unit matrix, correct it.
: This matrix is symmetric matrix, correct it.
: If A, B and C are three matrices, then A(BC) = ______.
(A + B)C
: The given matrix is a null matrix, what is its order.
: Write the order of the matrix.
: If A, B and C are three matrices of the same order then (A + B) + C = _______.
A + (B+C)
A + (BC)
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