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Question

If f(x) = fraction numerator text x end text to the power of 2 end exponent over denominator text a+x end text end fraction blankthenblank f to the power of 1 end exponent open parentheses a close parentheses equals

  1. 4a    
  2. fraction numerator text 1 end text over denominator text 8a end text end fraction    
  3. fraction numerator text 1 end text over denominator text 4a end text end fraction    
  4. 8    

The correct answer is: fraction numerator text 1 end text over denominator text 4a end text end fraction



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