Math, asked by jiyamukherjee8094, 7 months ago

Find the sum of the first 25th terms of the ap : 2,5,8

Answers

Answered by pjthukran

1

Answer:

given

a=2

d=5-2=3

n=25

sum of first 25th term

s25 = n/2(2a+(n-1)d)

=25/2(4+24*3)

= 25*36

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