If A and B are 3 × 3 matrices with |A| = 4 and |B| = -2, compute the following determinants. (c) |B²| (d) |AB| (a) |2A| (b) 4At (e) |AB-¹| (f) (A²B-¹)t|
If A and B are 3 × 3 matrices with |A| = 4 and |B| = -2, compute the following determinants. (c) |B²| (d) |AB| (a) |2A| (b) 4At (e) |AB-¹| (f) (A²B-¹)t|
Chapter7: Systems Of Equations And Inequalities
Section7.8: Solving Systems With Cramer's Rule
Problem 1SE: Explain why we can always evaluate the determinant of a square matrix.
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