Find the Indicated Nth Term of the Geometric Sequence $7,28,112 , \ldots$

Multiple Choice

Find the indicated nth term of the geometric sequence.
10th term : $7,28,112 , \ldots$

A) $a _ { 10 } = 114,688$
B) $a _ { 10 } = 7,340,032$
C) $a _ { 10 } = 458,752$
D) $a _ { 10 } = 28,672$
E) $a _ { 10 } = 1,835,008$