Answer
$a_9 = .1*(2)^{9-1}$
25.60
Work Step by Step
$a_9 = .1*(2)^{9-1}$
$a_9 = .1*(2)^{9-1}$
$a_9 = .1*2^8$
$a_9 = .1*256$
$a_9 = 25.60$
25.60
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