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Evaluate the following determinant. |(2, 4),(-5, -1)| - Mathematics

Evaluate the following determinant.

`|(2,4),(-5, -1)|`

Evaluate

`|(2,4),(-5, -1)|`

= 2(−1) − 4(−5)

= −2 + 20

= 18

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Chapter 4: Determinants - Exercise 4.1 [Page 108]

Chapter 4 Determinants
Exercise 4.1 | Q 1 | Page 108

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