2. (a) Let X = y and %3D 0 5 -3 2 8 X 3. Find X. 3. (b) if A = 0 sin(a) 1 then find all the values of a in (0. 27] for which A is invertible 0 1//2 1 (Hint: Compute first det(A)). 522
2. (a) Let X = y and %3D 0 5 -3 2 8 X 3. Find X. 3. (b) if A = 0 sin(a) 1 then find all the values of a in (0. 27] for which A is invertible 0 1//2 1 (Hint: Compute first det(A)). 522
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.5: Applications
Problem 17EQ
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