The equation x 2 kx + k = 0, where k is a positive constant, has
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The equation x2 – kx + k = 0, where k is a positive constant, has two equal roots. Prove that k = 4.
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If the equation x2 kx k 0 has two equal roots it means the discrimina...View the full answer
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Related Book For 
Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
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