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If x, y, z are real numbers such that `x+y+z=4` and `x^(2)+y^(2)+z^(2)=6,` then `x,y,z` lie in :

A

[3/2,2]

B

[2/3,2]

C

[0,2/3]

D

none of these

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The correct Answer is:
B
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