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If the roots of the equation x^(2)+alpha...

If the roots of the equation `x^(2)+alpha^(2)=8x+6alpha` are real, then which one is correct ?

A

`-2 le alpha le 8`

B

`2 le alpha le 8`

C

`-2 lt alpha le 8`

D

`-2 le alpha lt 8`

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2007-MULTIPLE CHOICE QUESTIONS
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