A cdefghijklmnop
Explanation:
Answer:
option a) multiply by 1/2
2, 1 , 1/2 , 1/4 ....
Common ratio = 2nd term ÷ 1st term
= (1/2)÷ 1
= 1/2
Each term is obtained by multiplying by (1/2) with the previous term
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