josephmolleyorn60u josephmolleyorn60u
  • 25-03-2018
  • Mathematics
contestada

PLEASE HELP
Given an arithmetic sequence in the table below, create the explicit formula and list any restrictions to the domain.

PLEASE HELP Given an arithmetic sequence in the table below create the explicit formula and list any restrictions to the domain class=

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meowymeowylee
meowymeowylee meowymeowylee
  • 25-03-2018
So the numbers are increasing by adding 7.

B is the correct answer because you add 7 from 40

a(n) = 40 + 7(n - 1)

for example... 
If you want 5th term,
a(5) = 40 + 7(5 - 1)
40 + 28 = 68.
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