(1 point) How many three-letter "words" can be made from 6 letters FGHIJK" if repetition of letters (a) is allowed? Your answer is : \( \square \) (b) is not allowed? Your answer is : \( \square \)
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Step 1: Identify the total number of letters available, which is 6 (F, G, H, I, J, K). Show more…
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