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G(1)=-19, g(n)= g(n-1)+6,find an explicit formula for g(n)=

User Asad S
by
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2 Answers

18 votes
18 votes

Answer:

6n-25

Explanation:

sorry no step by step explanation because I am in a rush

and the answer is correct I did th quiz. Anyways I hope this helps bye. :D

User Leandro Ardissone
by
3.0k points
9 votes
9 votes

Question:

g(1)=-19,

g(n)= g(n-1)+6,



find an explicit formula for g(n)

Answer:

g(n) = 6n - 25.

Explanation:

We have an arithmetic sequence here.

The common difference (d) is g(n) - g(n - 1) = 6.

The first term a1 = -19 so the formula is:

a1 + (n - 1)d

-19 + (n - 1)6

= 6n - 19 - 6

= 6n - 25.

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