SOLUTION: For what values of k does 3x^2 - kx + 2 = 0 have equal roots
Can you please help me out thanks so much in advance:)
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Question 800620: For what values of k does 3x^2 - kx + 2 = 0 have equal roots
Can you please help me out thanks so much in advance:)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
For what values of k does 3x^2 - kx + 2 = 0 have equal roots
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A quadratic has equal roots when the discriminant = 0
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b^2 - 4ac = 0
k^2 - 4*3*2 = 0
k^2 = 24
k = 2sqrt(6) or k = -2sqrt(6)
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Cheers,
Stan H.
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