Perm And Comb Review Answers

1. Permutation and Combination review answers

2. Permutations, Combinations, and Binomial Expansion MULTIPLE CHOICE: Calculators are not allowed for this part of the test. Each question is worth one mark. 1.

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14. 13. If all the following letters S L E U F I D F are used, how many 8 letter arrangements are possible? a. 7! b. 7! 2! c. 8! 2! d. 8! 2! 2!

15. 14. In the binomial expansion of (3x + 2)8, the last term is: a. 3 . 28 b. 28 c. 2 d. 20

16. 15. If there are 3 identical red books and 4 identical green books on a shelf, how many arrangements are possible keeping all the red books together? a. 5! b. 7! c. 5! d. 3!4! 3!4! 4!

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20. SHORT ANSWER: Calculators are not allowed for this part of the test. Each question is worth one mark. 1.

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36. LONG ANSWER: Calculators are not allowed for this part of the test. Marks are indicated for each question. 1.

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39. LONG ANSWER: Calculators are allowed for this part of the test. Marks are indicated for each question. 1.

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Perm And Comb Review Answers

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Perm And Comb Review Answers