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X3 x2 2x. X2-3x=0. X2 3x 10 0 решение. X2+2x-8=0. X2 − 25 = 0 решение.
X2-3x=0. X2 3x 10 0 решение. X2+2x-8=0. X2 − 25 = 0 решение.

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