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Programming with Unix 9.The grep Command This command is intended to find the string HELLO or hello in valFile.txt. It returns an error: $grephello,HELLovalfile.txt a.

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Programming with Unix

9.The grep Command This command is intended to find the string "HELLO" or "hello" in valFile.txt. It returns an error: $grep"hello","HELLo"valfile.txt a. Re-write the command so that works

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