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If A = (1, 2),(3, 4), B = (6, 1), (1, 1) and C= (-2, -3),(0, 1) Find the Following and State of They Are Equal Ca + B - Mathematics

Sum

If `A = [(1, 2),(3, 4)]`, `B = [(6, 1), (1, 1)]` and `C= [(-2, -3),(0, 1)]` Find the following and state of they are equal CA + B

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Solution

`CA = [(-2, -3),(0, 1)][(1,2),(3, 4)] = [(-2-9, -4-12),(0 + 3, 0 + 4)] = [(-11, -16), (3, 4)]`

`CA + B = [(-11, -16),(3, 4)] + [(6, 1),(1, 1)] = [(-5, -15),(4, 5)]`

Concept: Addition and Subtraction of Matrices
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Selina Concise Maths Class 10 ICSE
Chapter 9 Matrices
Exercise 9 (C) | Q 24.1 | Page 130
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