kimberly198116
kimberly198116 kimberly198116
  • 09-11-2021
  • Mathematics
contestada

This is a further math question pls
Find the sum of the first eight terms of a linear sequence whose first term is 6 and whose last term is 46.

Respuesta :

jimthompson5910 jimthompson5910
  • 09-11-2021

Answer:  208

Work Shown:

S = sum of the first n terms of an arithmetic sequence

S = (n/2)*(firstTerm + nthTerm)

S = (8/2)*(firstTerm + 8thTerm)

S = 4*(6 + 46)

S = 4*52

S = 208

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