The explicit formula for the geometric sequence 3, 15, 75, 375,… is _______
Posted: Thu Jul 14, 2022 9:04 am
a) 2*6! * 3n-1
b) 3 * 5n-1
c) 3! * 8n-1
d) 7 * 4n-1
b) 3 * 5n-1
c) 3! * 8n-1
d) 7 * 4n-1
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