2x^2+x−6=0 - x=3/2, x=−2, 3x^2 +5x−2=0 - x=1/3, x=−2, x^2 +6x+8=0 - x=−2, x=−4, x^2 −9x+20=0 - x=4, x=5, x^2+3x−10=0 - x=−5, x=2,

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