find the sum of the first 25 terms of each of the arithmetic sequence 21,32,43- Question find the sum of the first 25 terms of each of the arithmetic sequence 21,32,43…. in progress 0 Math Ruby 1 month 2021-08-21T13:58:43+00:00 2021-08-21T13:58:43+00:00 1 Answer 0 views 0

## Answers ( )

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Step-by-step explanation:21,32,43….

A=21

D=32-21=11

for 25 th term

a+24d

21+24(11)

21+264=285