The most general solutions of 2^ x +2^ x =2^ ,1-1/ 2 are

JEE Advanced Mathematics question

Not in JEE Main syllabus

The most general solutions of are

Answer: (B)

By AM GM,

+\ \ 2=2· ,

with equality iff , i.e. . Also , so

+\ \ 2· =,

wit

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Question ID VK-108558