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Solve for a, b and c; if [-4a+532]=[b+423c-1] - Mathematics

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Question

Solve for a, b and c; if `[(-4, a + 5),(3, 2)] = [(b + 4, 2),(3, c- 1)]`

Sum

Solution

If two matrices are equal, then their corresponding elements are also equal.

a + 5 = 2 `\implies` a = – 3

– 4 = b + 4 `\implies` b = – 8

2 = c – 1 `\implies` c = 3

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Chapter 9: Matrices - Exercise 9 (A) [Page 120]

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Selina Mathematics [English] Class 10 ICSE
Chapter 9 Matrices
Exercise 9 (A) | Q 3.1 | Page 120

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