Please help. Write an explicit rule for the n th term of the sequence. 125, 75, 45, 27,…. an= ?

asked Apr 10, 2022 161k views

4 votes

by Motsi

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1 vote

Answer:

$a_n=125+(n-1){3\over{5}}$

Explanation:

125

75=125*3/5

45=75*3/5

27=45*3/5

$a_n=a_1+(n-1)r\\\\a_n=125+(n-1){3\over{5}}$

Miorey answered Apr 16, 2022

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