The values of \( k \), for which the equation \( x^{2}+2(k-1) x+k+5...

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The values of \( k \), for which the equation \( x^{2}+2(k-1) x+k+5=0 \) possess atleast one positive root, are
P \( (-\infty,-b] \). Find value of \( b \).

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