Answers

2014-06-10T15:55:50+05:30
Kx² + 2x + k² + 2  has a zero 3 then it satisfy the equation 
9k + 6 + k² + 2 = 0
k² + 9k + 8 = 0
k² + 8k + k + 8 = 0 
k(k+8) +1(k+8) = 0 
(k+8)(k+1) = 0
k = -8 or -1
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2014-06-11T09:55:20+05:30
The answer is k=-1 and k=-8
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