jsully6596 jsully6596

25-05-2023
Mathematics

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(1 point) Select all statements below which are true for all invertible n x n matrices A and B
A. A^9B^7 is invertible
B. (A + B)(A - B) = A² - B²
C. AB = BA
D. (A + A-¹)^4 = A^4 + A^-4
E. A + A-¹ is invertible
F. (In + A)(In + A^-1) = 2In + A + A^-1

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