If the term of an A.P. is and its term is , then the sum of its first 200 terms is...

(d) : Given, and (i) and (ii), we have S_200=2002[2200+199200]=2012=100 12...

If the 10^{{th}{~}} term of an A.P. is \frac{1}{20} and its 20^{{th}{~}} term is \frac{1}{10}, then the sum of its first 200 terms is: Sequence & Series (Mathematics)

If the

10^{\text{th}\text{~}}

term of an A.P. is

\frac{1}{20}

\n and its

20^{\text{th}\text{~}}

term is

\frac{1}{10}

, then the\n sum of its first 200 terms is