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How many arrangements of the numbers 1, 2, 3, ..., 7, 8, 9 are there where the sum of any two adjacent numbers is odd?

 Apr 13, 2022

Best Answer 

 #1
avatar+326 
+3

Hopefully, this will help:

 

https://web2.0calc.com/questions/counting_31398

 Apr 13, 2022
 #1
avatar+326 
+3
Best Answer

Hopefully, this will help:

 

https://web2.0calc.com/questions/counting_31398

Vinculum Apr 13, 2022
 #2
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Answer: if 1 + 1 = 2 then a + b = c therefore I don't know what your answer is buuuuuuuuuut If you use this then you COULD find the answer https://tinyurl.com/58eadpaj  

 Apr 13, 2022
 #3
avatar+326 
+2

Kinda sus man!!!!

Vinculum  Apr 13, 2022
 #4
avatar+122 
-3

Lol sus

 Apr 13, 2022

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