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Let A=[(0,-2),(2,0)] and M=sum(k=1)^10 A...

Let `A=[(0,-2),(2,0)] and M=sum_(k=1)^10 A^(2k) , N=sum_(k=1)^10 A^(2k-1)` then `MN^2` is

A

a non-identity symmetric matrix

B

a skew-symmetric matrix

C

neither symmetric nor skew-symmetric matrix

D

an identity matrix

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The correct Answer is:
A
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