if A = `[(3, -2),(4,-2)] and l = Matric [(1,0),(0,1)]` find k so that `A^2 = kA - 2I`
Comparing the corresponding elements, we have:
3k -2 = 1
=> 3k = 3
=> k =1
Thus, the value of k is 1.
Is there an error in this question or solution?
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