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Mathematics, 10.03.2020 01:30 keke6361

Select all statements below which are true for all invertible n×n matrices AA and BB

a. (A+A^-1)^3=A^3+A^-1
b. ABA^-1=B
c. A^8 is invertible
d. A+In is invertible
e. (In+A)(In+A^-1)=2In+A+A^-1
f. (A+B)(A−B)=A^2−B^2

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Select all statements below which are true for all invertible n×n matrices AA and BB

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