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sum(seq(5N+3,N,1,70))

 Aug 4, 2015

Best Answer 

 #2
avatar+128075 
+10

Melody, I think they want the sum  of  [5N + 3]  for  N =  1 to 70...so we have.....

 

5[ (70)(71) / 2] + 70 (3)  = 12635

 

 

 

 Aug 4, 2015
 #1
avatar+118587 
+5

I do not understand this question.

Maybe someone else will.

Did you leave anythng out?

 Aug 4, 2015
 #2
avatar+128075 
+10
Best Answer

Melody, I think they want the sum  of  [5N + 3]  for  N =  1 to 70...so we have.....

 

5[ (70)(71) / 2] + 70 (3)  = 12635

 

 

 

CPhill Aug 4, 2015
 #3
avatar+118587 
0

Yep, I like your logic Chris :))

 Aug 4, 2015

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