Prove that dσ x νφ Jas pdr
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![Prove that
do × V$ =
as
pdr](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5f39c6c0-097f-4826-9233-46f129692dd1%2F41b9a9d6-1509-4187-8e7c-3a59446b4498%2Fwjysvdc_processed.png&w=3840&q=75)
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