Math, asked by amankhedar0, 7 months ago

find the sum of
1/15,1/12,1/10,.....,upto 11 terms

Answers

Answered by wwwvijaya811

2

Answer:

sim=n/2(2a+(n-1)d)

=11/2(2/15+(11-1)1/60)

=11/2(2/15+1/6)

=11/2(4+5/30)

=11/2(9/30)

=33/20

hope it helps you

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