Question: Use row operations to show that the determinants in Exercise 1-2 are all zero? 1. 2. 12 13 14 15 16 17 18 19 20

Use row operations to show that the determinants in Exercise 1-2 are all zero?
1.
Use row operations to show that the determinants in Exercise

2.

Use row operations to show that the determinants in Exercise

12 13 14 15 16 17 18 19 20 1 a b+c 1 b a+c

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