Math, asked by somuchellani, 1 day ago

Find the sum of the following AP: 23, 21, 19 …... to 11 terms.

Answers

Answered by pranaymangla2009

0

Answer:

143

Step-by-step explanation:

∑(All the 11 terms)

∑(23, 21, 19, 17, 15, 13, 11, 9, 7, 5, 3)

= 143

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