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Question

not stretchy integral subscript e to the power of e to the power of e end exponent end exponent end subscript superscript e to the power of e to the power of e to the power of e end exponent end exponent end exponent end superscript fraction numerator d x over denominator x blank l n blank x times blank l n blank left parenthesis blank l n blank x right parenthesis times blank l n blank left parenthesis blank l n blank left parenthesis blank l n blank x right parenthesis right parenthesis end fraction equals

  1. 1    
  2. fraction numerator 1 over denominator e end fraction    
  3. e‐l    
  4. 1 plus e    

The correct answer is: 1

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