If a, b, c are in HP, then what is 1 b-a + 1 b-c equal to? 1. 2 b 2. 1 a + 1 c 3. 1 2 ( 1 a + 1 b + 1 c ) Select the correct answer using the code given below :

NDA 2024 Mathematics question

If are in HP, then what is equal to? 1. 2. 3. Select the correct answer using the code given below :

Answer: (D)

For an HP, , i.e. . Then and , so $+ = (1a-1c) =

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Question ID VK-029877