Answer :

this is a geometric sequence
ratio is 4
1st term is 1/16
n = 10

use the formula an= a1 x r^(n-1)
a_10 = (1/16) (4)^(10-1)
a_10= (1/16)(4)^9
a_10 = (1/16)(262144)
a_10= 16384
You multiply it by 4 each time, so the 10th term is 16384

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