+0  
 
+1
458
1
avatar+505 

The nth term of a sequence is \(a_n = (-1)^{n+1}(3n + 2) \). What is the value of \(a_1 + a_2 + \dots + a_{100} \)?

 Mar 16, 2021
 #1
avatar+201 
0

we have a sequence that goes \(5, -8, 11...\), so we have 5 + (-3)*50=-145

 

please confirm...

 Mar 16, 2021

2 Online Users

avatar