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2003 AMC 10AProblem 5P1-10~1 minPrint
QuadraticsApply an identity: SFFT, sum of squares, difference of cubes, VietaTest small/specific values or special cases to find or verify the answer

Let dd and ee denote the solutions of 2x2+3x−5=02x^{2}+3x-5=0 . What is the value of (d−1)(e−1)(d-1)(e-1) ?

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Problem © Mathematical Association of America (MAA), American Mathematics Competitions. Reproduced for non-commercial educational use. Solution and commentary are original to this site.