Find the sum of the first 85 terms of the arithmetic series. 33+40+47+54+..

Kailey Vargas

Kailey Vargas

Answered question

2022-09-09

Find the sum of the first 85 terms of the arithmetic series.
33 + 40 + 47 + 54 + . . .

Answer & Explanation

Conner Singleton

Conner Singleton

Beginner2022-09-10Added 13 answers

33+40+47+54+..
Hence the difference (d)=40-33=7
The 85 th term is
= 33 + ( 85 1 ) 7 = 621 S 85 = 85 × ( 33 + 621 2 ) = 85 × 327 = 27795 S 85 = 27795

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