Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.
-$$a = 1 ; r = \frac { 1 } { 2 }$$
A) $a _ { 5 } = \frac { 1 } { 16 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n - 1 }$
B) $a _ { 5 } = \frac { 1 } { 32 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n - 1 }$
C) $a _ { 5 } = \frac { 1 } { 32 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n }$
D) $a _ { 5 } = \frac { 1 } { 16 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n }$

Question

Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.
-$$a = 1 ; r = \frac { 1 } { 2 }$$
A) $a _ { 5 } = \frac { 1 } { 16 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n - 1 }$ 
B) $a _ { 5 } = \frac { 1 } { 32 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n - 1 }$ 
C) $a _ { 5 } = \frac { 1 } { 32 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n }$ 
D) $a _ { 5 } = \frac { 1 } { 16 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n }$

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The Answer of Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.
-$$a = 1 ; r = \frac { 1 } { 2 }$$
A) $a _ { 5 } = \frac { 1 } { 16 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n - 1 }$ 
B) $a _ { 5 } = \frac { 1 } { 32 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n - 1 }$ 
C) $a _ { 5 } = \frac { 1 } { 32 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n }$ 
D) $a _ { 5 } = \frac { 1 } { 16 } ; a _ { n } = 1 \cdot \left( \frac { 1 } { 2 } \right) ^ { n }$

Find the Fifth Term and the Nth Term of the Geometric