SOLUTION: Find S15 for the series 1 + 1.5 + 2.25 + 3.375 +...

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Question 1069942: Find S15 for the series 1 + 1.5 + 2.25 + 3.375 +...
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
S=sum%28%283%2F2%29%5En%2Cn=0%2C14%29 <--- 15 terms
S=%281-%283%2F2%29%5E15%29%2F%281-%283%2F2%29%29
S=%28%282%5E15-3%5E15%29%2F%282%5E15%29%29%2F%28-1%2F2%29
S=%28%283%5E15-2%5E15%29%2F%282%5E15%29%29%2A2%29
S=%283%5E15-2%5E15%29%2F%282%5E14%29%29
highlight%28S=%2814316139%29%2F%2832768%29%29%29