aanyahd24 aanyahd24
  • 13-02-2021
  • Mathematics
contestada

Find the sum of the first 39 terms of the following series, to the nearest integer
7,15,23,...

Respuesta :

sumeramikoto
sumeramikoto sumeramikoto
  • 13-02-2021

Answer:

6201

Step-by-step explanation:

formula for series in AP

where n is the nth term and a is first term and d is difference between two terms in series [tex]sum = \frac{n}{2} (2a \: + (n - 1)d)[/tex]

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