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Question 210005
JEE Mathematics · Easy

Sequences and Series: Arithmetic Mean MCQ

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Arithmetic MeanEasyQuestion 210005

Question

The arithmetic mean of a and b is:
  1. A
    ab/(a+b)
  2. B
    (a+b)/2
    Correct
  3. C
    √(ab)
  4. D
    2ab/(a+b)

Correct answer

(a+b)/2

Explanation

AM = (a+b)/2. This is the value equidistant between a and b in an AP sense.

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