7節の問題

5  変化を表す表

(a)  
sum=-5n=0sum+=nn+=2sum+=nn+=2sum+=n
sum-5.-5.-3.-1
n.0.2.4.
(c)
k=0a=3pm=-1pm=-pmk++a=2*a+pm*k*k pm=-pmk++a=2*a+pm*k*kpm=-pmk++a=2*a+pm*k*k
k0...1..2..3.
a.3...5..6..17
pm..-11..-1..1..
(e)
k=1a=2pm=1pm=-pmk++a=2*a+pm*k*k pm=-pmk++a=2*a+pm*k*kpm=-pmk++
k1...2..3..4
a.2...0..9..
pm..1-1..1..1.
(g)
k=1a=2pm=1pm=-pmk++a=2*a+pm*k*k pm=-pmk++a=2*a+pm*k*kpm=-pmk++
k1...2..3..4
a.2...0..9..
pm..1-1..1..1.




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