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AMC 12 2010b Problem 12

  • Paper

For what value of xx does

log⁡2x+log⁡2x+log⁡4x2+log⁡8x3+log⁡16x4=40?\log_{\sqrt{2}}\sqrt{x}+\log_{2}{x}+\log_{4}{x^2}+\log_{8}{x^3}+\log_{16}{x^4}=40?

\textbf{(A)}\ 8 \textbf{(B)}\ 16 \textbf{(C)}\ 32 \textbf{(D)}\ 256 \textbf{(E)}\ 1024

Dataset text AMC 12 2000 to 2025. Quoted with source.

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D

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