7. Which of the following statements is true? i. Arrangement is important in permutation. ii. In combination, arrangement is not important. iii. Combination is permutation divided by $r!$. iv. Information is incomplete. a. i and ii b. iii only c. except iv d. iv
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Arrangement is important in permutation. This statement is true. Permutation refers to the arrangement of objects in a specific order. The order of the objects matters in permutation. b. In combination, arrangement is not important. This statement is also true. Show more…
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