Prove the following: a) [II,L]=0 %3D b) II'JII=J
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![Prove the following:
a) [II,L]=0
%3D
b) II'JII=J](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4bc1d188-9eae-4161-b95c-1d802db7249b%2F2d65941e-5afd-4e01-bfe8-3eb6b0691d4c%2F0lnewzj_processed.jpeg&w=3840&q=75)
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