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Write the Additive Inverse of Matrices A, B and C Where a = 6, -5; B = (-2, 0),(4, -1) and C = (-7), (4) - Mathematics

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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Selina Concise Maths Class 10 ICSE
Chapter 9 Matrices
Exercise 9 (A) | Q 9 | Page 120
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