11
２． The sum of an arithmetic progression with first term
A
and final term
B
, consisting of
C
terms is given by
Program
？→ Ａ：？→ Ｂ：？→ Ｃ：（Ａ ＋ Ｂ）Ｃ ÷２→ Ｄ：Ｄ ＜ 24 STEP ＞
OUTPUT Ｄ: sum of arithmetical progression
Execution Example:
The of an arithmetic progression of 10th terms, with first term 1 and last term 28, is:
１＋４＋７＋・・・＋２８＝１４５
AA
BA–
C 1–
-------------+
…
B+++
C terms
ON
MODE MODE MODE
1
PRGM
MODE
1
COMP
1
P1
Prog
1
S A
D R
P1
P2 P3 P4
G
1
EXE
S A
D R
P1
P2 P3 P4
G
2 8
EXE
S A
D R
P1
P2 P3 P4
G
1 0
EXE
S A
D R
P1
P2 P3 P4
G
関数電卓事例集 .book 11 ページ ２００２年９月２日 月曜日 午後６時５１分
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