Question: (a) How many ways can the letters of the word PATCHWORK be arranged in a row? (b) How many ways can the letters of the
(a) How many ways can the letters of the word PATCHWORK be arranged in a row? (b) How many ways can the letters of the word PATCHWORK be arranged in a row if P and A must remain together (in order) as a unit? (c) How many ways can the letters of the word PATCHWORK be arranged in a row if the letters W OR must remain together (in order) as a unit?
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