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The smallest value of k for which both t...

The smallest value of k for which both the roots of the equation `x^(2)-8 k x+16(k^(2)-k+1)=0` are real, distinct and have values atleast 4 is

A

1)2

B

2)3

C

3)4

D

4)none of these

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The correct Answer is:
A
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