Show that the roots of the equation x 2 + (k - 2)x - 2k = 0
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Show that the roots of the equation x2 + (k - 2)x - 2k = 0 are real and distinct for all real values of k.
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Two distinct roots means the discriminant is greater than zero The discr...View the full answer
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Related Book For
Cambridge IGCSE And O Level Additional Mathematics Coursebook
ISBN: 9781108411660
2nd Edition
Authors: Sue Pemberton
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