Answer:
39,916,800
Explanation:
factorial (! ) is defined as
n! = n(n - 1)(n - 2)... × 3 × 2 × 1
then
11! = 11 × 10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1
= 39,916,800
or use factorial key (! ) on your calculator , by
typing in 11 , then press !
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