Prove that the solutions of x 2 + 2bx + c = 0 are x = -b
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Prove that the solutions of x2 + 2bx + c = 0 are
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x = -b ± √b² - C.
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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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