emilyclaytondsa emilyclaytondsa

09-11-2020
Mathematics

contestada

complete the explicit formula of the arithmetic sequence
a. —11, —3, 5, 13, ...
b. 81, 54, 27, O
c. —5, 13, 31, 49
A=
B=
C=

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Аноним Аноним

09-11-2020

Answer:

a. a^n = 8n - 19

b. a^n = 81 - 27(n - 1) = 81 - 27n + 27 = 108 - 27n

c. a^n = -5+18(n-1)

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