Photos 42 1.3

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42 1.3. (Х-3)(Х-7)-2х(3х-5). 2.3Х- -7.2 Х+Х -1.5 =-2.4. (3х+42)(4.8-0.6х)=0 решение. 3х-5х2-1=3х+2х2+х-6х-5х2-х.
(Х-3)(Х-7)-2х(3х-5). 2.3Х- -7.2 Х+Х -1.5 =-2.4. (3х+42)(4.8-0.6х)=0 решение. 3х-5х2-1=3х+2х2+х-6х-5х2-х.

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