Images 5Х 2 6 Х2

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5х 2 6 х2. 5х1,5. (Х-0,5) :0,8=2,3. Х2+5х-6 0. (2х+3)+1.5=-2.5.
5х1,5. (Х-0,5) :0,8=2,3. Х2+5х-6 0. (2х+3)+1.5=-2.5.

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