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Given a 1=4, r=-5, n=7 what is the value of A(n)?

User Niko B
by
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1 Answer

3 votes

Answer:

-29

Explanation:

If
a_1 = 1 and r = -5 for the rate or difference between terms, then the sequence is 1, -4, -9, .... etc.

To find a(7), continue the pattern until you find the 7th term.

1, -4, -9, -14, -19, -24, -29....

a(7) = -29

User Hassan ALi
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