Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.
+ 
+ 
+ ... + 
+ ...
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Answer: B
Mathematics
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What will be an ideal response?
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A. 7x - 1
B. 
C. 7x2 - 30
D. 
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Find the real solutions, if any, of the equation. Use the quadratic formula.3x2 + 6x = - 1
A. 
B. 
C. 
D. 
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