The average of the reciprocals of x and y is

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The average of the reciprocals of x and y is-

  1. A. $$\frac{(x + y)}{(x – y)}$$
  2. B. $$\frac{(x + y)}{2xy}$$
  3. C. $$\frac{2(x + y)}{xy}$$
  4. D. $$\frac{2xy}{(x + y)}$$

Answer: Option B

Here is complete explanation of The average of the reciprocals of x and y is .

Solution(By ExamCraze Team)

Required average
$$eqalign{ & = frac{{left( {frac{1}{x} + frac{1}{y}} right)}}{2} cr & = frac{{x + y}}{{2xy}} cr} $$

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