Maths-
General
Easy

Question

The value of log subscript e end subscript invisible function application open parentheses 1 plus a x to the power of 2 end exponent plus a to the power of 2 end exponent plus fraction numerator a over denominator x to the power of 2 end exponent end fraction close parentheses is

  1. a open parentheses x to the power of 2 end exponent minus fraction numerator 1 over denominator x to the power of 2 end exponent end fraction close parentheses minus fraction numerator a to the power of 2 end exponent over denominator 2 end fraction open parentheses x to the power of 4 end exponent minus fraction numerator 1 over denominator x to the power of 4 end exponent end fraction close parentheses plus fraction numerator a to the power of 3 end exponent over denominator 3 end fraction open parentheses x to the power of 6 end exponent minus fraction numerator 1 over denominator x to the power of 6 end exponent end fraction close parentheses minus.....    
  2. a open parentheses x to the power of 2 end exponent plus fraction numerator 1 over denominator x to the power of 2 end exponent end fraction close parentheses minus fraction numerator a to the power of 2 end exponent over denominator 2 end fraction open parentheses x to the power of 4 end exponent plus fraction numerator 1 over denominator x to the power of 4 end exponent end fraction close parentheses plus fraction numerator a to the power of 3 end exponent over denominator 3 end fraction open parentheses x to the power of 6 end exponent plus fraction numerator 1 over denominator x to the power of 6 end exponent end fraction close parentheses minus.....    
  3. a open parentheses x to the power of 2 end exponent plus fraction numerator 1 over denominator x to the power of 2 end exponent end fraction close parentheses plus fraction numerator a to the power of 2 end exponent over denominator 2 end fraction open parentheses x to the power of 4 end exponent plus fraction numerator 1 over denominator x to the power of 4 end exponent end fraction close parentheses plus fraction numerator a to the power of 3 end exponent over denominator 3 end fraction open parentheses x to the power of 6 end exponent plus fraction numerator 1 over denominator x to the power of 6 end exponent end fraction close parentheses plus.....    
  4. a open parentheses x to the power of 2 end exponent minus fraction numerator 1 over denominator x to the power of 2 end exponent end fraction close parentheses plus fraction numerator a to the power of 2 end exponent over denominator 2 end fraction open parentheses x to the power of 4 end exponent minus fraction numerator 1 over denominator x to the power of 4 end exponent end fraction close parentheses plus fraction numerator a to the power of 3 end exponent over denominator 3 end fraction open parentheses x to the power of 6 end exponent minus fraction numerator 1 over denominator x to the power of 6 end exponent end fraction close parentheses plus.....    

The correct answer is: a open parentheses x to the power of 2 end exponent plus fraction numerator 1 over denominator x to the power of 2 end exponent end fraction close parentheses minus fraction numerator a to the power of 2 end exponent over denominator 2 end fraction open parentheses x to the power of 4 end exponent plus fraction numerator 1 over denominator x to the power of 4 end exponent end fraction close parentheses plus fraction numerator a to the power of 3 end exponent over denominator 3 end fraction open parentheses x to the power of 6 end exponent plus fraction numerator 1 over denominator x to the power of 6 end exponent end fraction close parentheses minus.....


    log subscript e end subscript invisible function application open square brackets 1 plus a x to the power of 2 end exponent plus a to the power of 2 end exponent plus fraction numerator a over denominator x to the power of 2 end exponent end fraction close square brackets
    equals log subscript e end subscript invisible function application left parenthesis 1 plus a x to the power of 2 end exponent right parenthesis open parentheses 1 plus fraction numerator a over denominator x to the power of 2 end exponent end fraction close parentheses
    equals log subscript e end subscript invisible function application left parenthesis 1 plus a x to the power of 2 end exponent right parenthesis plus log subscript e end subscript invisible function application open parentheses 1 plus fraction numerator a over denominator x to the power of 2 end exponent end fraction close parentheses
    = open square brackets a x to the power of 2 end exponent minus fraction numerator 1 over denominator 2 end fraction a to the power of 2 end exponent x to the power of 4 end exponent plus fraction numerator 1 over denominator 3 end fraction a to the power of 3 end exponent x to the power of 6 end exponent minus........... close square brackets plus open square brackets fraction numerator a over denominator x to the power of 2 end exponent end fraction minus fraction numerator 1 over denominator 2 end fraction a to the power of 2 end exponent open parentheses fraction numerator 1 over denominator x to the power of 4 end exponent end fraction close parentheses plus fraction numerator 1 over denominator 3 end fraction a to the power of 3 end exponent open parentheses fraction numerator 1 over denominator x to the power of 6 end exponent end fraction close parentheses minus..... close square brackets
    equals a open parentheses x to the power of 2 end exponent plus fraction numerator 1 over denominator x to the power of 2 end exponent end fraction close parentheses minus fraction numerator 1 over denominator 2 end fraction. a to the power of 2 end exponent open parentheses x to the power of 4 end exponent plus fraction numerator 1 over denominator x to the power of 4 end exponent end fraction close parentheses plus fraction numerator 1 over denominator 3 end fraction a to the power of 3 end exponent open parentheses x to the power of 6 end exponent plus fraction numerator 1 over denominator x to the power of 6 end exponent end fraction close parentheses minus...

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