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if you meant: (-3)x²-5x+1=8x²-2x-9

x=(±√(449)-3)/22 ≈ -0.1363636363636 ± 1.9263291000379

x1=(√(449)-3)/22 ≈ 0.8268009136553
x2=(-√(449)-3)/22 ≈ -1.0995281863826

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βˆ™ 2009-10-26 19:39:32
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Q: -3x2-5x plus 1 and 8x2-2x-9
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