Maharashtra State BoardHSC Arts 11th
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Identify the following matrix is singular or non-singular? [75-47] - Mathematics and Statistics

Sum

identify the following matrix is singular or non-singular?

`[(7, 5),(-4, 7)]`

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Solution

Let A = `[(7, 5),(-4, 7)]`

∴ |A| = `|(7, 5),(-4, 7)|`

= 49 + 20

= 69 ≠ 0

∴ A is a non-singular matrix.

  Is there an error in this question or solution?
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APPEARS IN

Balbharati Mathematics and Statistics 1 (Arts and Science) 11th Standard Maharashtra State Board
Chapter 4 Determinants and Matrices
Exercise 4.4 | Q 3. (iv) | Page 83
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