- Sun Dec 19, 2021 4:24 am
#92763
2017 edition
Chapter7
p422-423
I don't understand how these those sequences(#3, 4 in p423) is possible.
(P422)
1. A--B--C
2. C--B--A
(P423)
3. B--A--C
4. B--C--A
Can you help me to understand this?
Thanks in advance.
Chapter7
p422-423
I don't understand how these those sequences(#3, 4 in p423) is possible.
(P422)
1. A--B--C
2. C--B--A
(P423)
3. B--A--C
4. B--C--A
Can you help me to understand this?
Thanks in advance.