1/2 + 1/4 + 1/8 + 1/16 + ⋯

ID: 1-2-plus-1-4-plus-1-8-plus-1-16-plus-⋯

The series given is a geometric series where the first term \( a \) is \( \frac{1}{2} \) and the common ratio \( r \) is \( \frac{1}{2} \).

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