Given a 4x4 matrix as follows: Row 1 (1,4,3,-6); Row 2 (4,-21,43,64); Row 3 (7,2,10,1), Row 4 (9,17,21,-28). Using Laplace Expansion, find the determinant? and find the determinant whose first row is multiplied all by a factor of 2.

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A: To find the determinant of the matrix

Q: find the determinant using elementary row opertaions for A=[2,1,5,2;2,1,8,3;2,-1,5,3;4,-2,10,3]

A: If you have any questions please ask me comments sectionPls like it Explanation:

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Q: 1 2 -1 4 0 1 2 0 3 -2 2 -1 1 2 0 -2

A: Given: A=12-14012-2032-1120-2