C-13-Q108: Which term of the series $128 + 64 + 32 + \cdots$ is $\dfrac{1}{2}$?

C-13-Q108: Which term of the series $128 + 64 + 32 + \cdots$ is $\dfrac{1}{2}$? | প্রশ্ন করি

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Which term of the series 128+64+32+⋯128 + 64 + 32 + \cdots128+64+32+⋯ is 12\dfrac{1}{2}21​?