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samueldfhung
02.08.2019 •
Mathematics
In each situation, write a recurrence relation, including base case(s), for the given function. briefly explain in words why this recurrence describes the situation. you do not need to solve the recurrence (that is, get a closed-form formula). (a) in a round-robin thumb-wrestling tournament with n people, everybody thumb-wrestles with everybody else. let t(n) be the total number of thumb-wrestling matches taking place among the n people. write a recurrence for t(n).
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Ответ:
If we add one more person to the set of players, then the first two people would need to play 1 additional match each. So
If we add one more person, then the first three people would again each have to play 1 more match with the new person. So
And so on, so that in general, the number of games needed for everyone to play exactly one match with everyone else is given recursively by
Ответ:
to find the number divide 17+7i by 3+2i
17+7i / 3+2i = 5-i
the complex number is 5-i