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Find Both the Number of Combinations and the Number of Permutations

question 12

Short Answer

Find both the number of combinations and the number of permutations for the given numberof objects. 11 objects taken 7 at a time A) 11C7=7920{ } _ { 11 } C _ { 7 } = 7920
11P7=39,916,800{ } _ { 11 } P _ { 7 } = 39,916,800

B) 11C7=330{ } _ { 11 } C _ { 7 } = 330
11P7=1,663,200{ } _ { 11 } P _ { 7 } = 1,663,200

C) 11C7=39,916,800{ } _ { 11 } C _ { 7 } = 39,916,800
11P7=7920{ } _ { 11 } P _ { 7 } = 7920

D) 11C7=1,663,200{ } _ { 11 } C _ { 7 } = 1,663,200
11P7=330{ } _ { 11 } P _ { 7 } = 330


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