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Let k be a real number, such that both roots of x^2 - 2kx + k^2 + k - 5 = 0 are real, and they are less than 5. Find all possible values of k.

 Apr 4, 2021
 #1
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The possible values of k are (-inf,2].

 Apr 4, 2021
 #2
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How did you get that answer? 

Guest Apr 4, 2021

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