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2 votes
Find the sum of the series 2 + 5 + 8 + ... + 182


User Zaiff
by
4.6k points

2 Answers

5 votes
Maybe you need to divide or subtract something
User Dopatraman
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4.5k points
5 votes

Answer:

first term(a)=2

common diff.(d)=5-2=3

lqst term(l)=182

sum of terms (sn)=?

Step-by-step explanation:

we have,

l=a+(n-1)d

182=2+(n-1)×3

182-2=3n-3

180=3n-3

180-3=3n

177=3n

177÷3=n

59=n

n=59

i hope this solve help you

User BigMikeW
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4.8k points