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Most Important Selected Qs for JEE AdvancedMathematicsTrigonometry

Given A= ^2 ( ^2 +1 )+2 ^2 . Then for all ,[A] can assume values whose sum is ______ (Where [.] denotes the greatest integer function).

Correct answer

3

Step-by-step solution

On solving we have A= ^4 +1- ^2 +1= ( ^2 - 1 2 )^2+ 7 4 A [ 7 4 , 2 ]

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