The quadratic equation x 2 + 2x - 6 = 0 has roots and . Find
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The quadratic equation x2 + 2x - 6 = 0 has roots α and β. Find the values of (α – β)2 and 1/α2 + 1/β2.
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Cambridge International AS & A Level Further Mathematics Coursebook
ISBN: 9781108403375
1st Edition
Authors: Lee Mckelvey, Martin Crozier
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