Tell me the answer and show work pls

Ben Martin asked Feb 8, 2023

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4 votes

Ben Martin asked Feb 8, 2023

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20 votes

Answer: a12 = 1/5120

Explanation:

geometric sequence formula: an = a1*r^(n-1)

a1 = 2/5, r= 1/2, n= 12

a12 = 2/5*r^11

a12 = 2/5*1/2048

a12 = 1/5120

Leo Khoa answered Feb 13, 2023

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