If |a| denotes the absolute value of an integer, then which of the following are correct? 1. |ab|=|a||b| 2. |a+b| |a|+|b| 3. |a-b| ||a|-|b| | Select the correct answer using the code given below.

NDA 2017 Mathematics question

If denotes the absolute value of an integer, then which of the following are correct? 1. 2. 3. Select the correct answer using the code given below.

Answer: (D)

All three are standard properties of the absolute value: the modulus of a product is the product of the

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Question ID VK-028700