A) \[0<M\le 1\]
B) \[1\le M\le 2\]
C) \[2\le M\le 3\]
D) \[3\le M\le 4\]
Correct Answer: A
Solution :
\[\frac{(a+b)+(c+d)}{2}\ge \sqrt{(a+b)(c+d)}\] or \[\frac{2}{2}>\sqrt{M}\] or \[1\ge M\] Also\[M>0.\,\,\text{So},\,\,0<M\le 1\].You need to login to perform this action.
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