Sum
Write the additive inverse of matrices A, B and C Where A = [6, -5]; B = `[(-2, 0),(4, -1)] and C = [(-7), (4)]`
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Solution
We know additive inverse of a matrix is its negative
The additive inverse of A = -A = -[6 -5] = [-6 5]
Additive inverse of B = -B = `-[(-2, 0),(4, -1)] = [(2, 0),(-4, 1)]`
Additive inverse of C = -C = `-[(-7),(4)] = [(7),(-4)]`
Concept: Addition and Subtraction of Matrices
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