finleyevejacobs
finleyevejacobs finleyevejacobs
  • 23-07-2022
  • Mathematics
contestada

Find the sum of the arithmetic series 8 +13 +...+ 58.
a) 726
Ob) 1914
Oc) 330
d) 363

Respuesta :

xiwengong111
xiwengong111 xiwengong111
  • 23-07-2022

Answer:

363 (d)

Step-by-step explanation:

Sum = (a1+an)(n)/2

n = (an-a1)/d +1 = 11

Plug into the sum formula.

Sum = 363

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