In Exercises 23—38, evaluate each determinant.
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College Algebra
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- Find the determinants in Exercises 5–10 by row reduction to echelon form. just number 7arrow_forwardIn Exercises 46-51, evaluate each determinant. 3 2 46. 1 -2 47. -4 4 48. 1 -1 49. -5 4 1 2 1 50. 51. 0 1 3. O N 4O 2.arrow_forwardFind the determinants in Exercises 5–10 by row reduction to echelon form.arrow_forward
- Explain how to decide which row or column you will use to expand a 33 determinant.arrow_forwardEvaluate the determinants 15 1) 12 6.arrow_forwardCompute the determinants in Exercises 9–14 by cofactor expansions. At each step, choose a row or column that involves the least amount of computation.arrow_forward
- Define the term determinant.arrow_forwardCompute the determinants in Exercises 1–8 using a cofactor expansion across the first row. In Exercises 1–4, also compute the determinant by a cofactor expansion down the second column.arrow_forwardEvaluate the determinant of 2 1 0 *-17 0-1 2 *-1 - 1 0 Ans= 32arrow_forward
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