2. Consider the following matrix A: A = -2 23 1 -1 0 0 1-4] a. What is det(A)? b. If det (A) is non-zero, find its inverse A¹¹.
2. Consider the following matrix A: A = -2 23 1 -1 0 0 1-4] a. What is det(A)? b. If det (A) is non-zero, find its inverse A¹¹.
Chapter7: Systems Of Equations And Inequalities
Section7.7: Solving Systems With Inverses
Problem 3SE: Can you explain whether a 2×2 matrix with an entire row of zeros can have an inverse?
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