Fundamentholfundamenthol
JEE Main2019Math
Q.

Let A = \left[ {\begin{array}{*{20}{c}} 2b1 \\ b{{b^2} + 1}b \\ 1b2 \end{array}} \right]where b > 0. Then the

minimum value of is :

  1. A

  2. B

  3. C

  4. D

Solution

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