SOLUTION: The sum of first 40 terms of the series 2+10+30+66+130........is A)583210 B)615340 c)648620 d)673220

Algebra ->  Permutations -> SOLUTION: The sum of first 40 terms of the series 2+10+30+66+130........is A)583210 B)615340 c)648620 d)673220      Log On


   

Question 892356: The sum of first 40 terms of the series 2+10+30+66+130........is
A)583210
B)615340
c)648620
d)673220
Answer by Edwin McCravy(20054) About Me  (Show Source):
You can put this solution on YOUR website!
What's the pattern to the terms of the series? Do you know?