The most general values of x for which x+ x= _ a R 1, a^2-4a+6 are given by

JEE Advanced Mathematics question

Not in JEE Main syllabus

The most general values of for which

x+ x=\{1,\ -4a+6\}

are given by

Answer: (C)

for every real , so the minimum is . The equation is

x+ x=12(x+)=1(x+)=.

Hence $x+\

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Question ID VK-108546