Math, asked by hanakadeeja313, 8 months ago

Let the algebraic expression of an arithmetic sequence is 6n+3
find the sum of 20 sequence?

Answers

Answered by shubhamsaini0001

1

first 20 terms of the arithmetic series if a1=5 and a20=62 .

s20=20(5 + 62)2s20=

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