Math, asked by satyamchole, 3 months ago

if a= 3 and t6 = 27 find the sum of the first six terms of the A. P.

Answers

Answered by brijkishoreamita

2

s6=n/2(a+l)

s6=6/2(3+27)

s6=3multiple 30

s6=60

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