Images 2Х 3 4X

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2х 3 4x. Х+5/Х-7 1 3х+4/4х-2 -1. 3х-5х2-1=3х+2х2+х-6х-5х2-х. 3х(3х+7) - (3х+1)2. 9х-5/2-5х+1-4х/4=5.
Х+5/Х-7 1 3х+4/4х-2 -1. 3х-5х2-1=3х+2х2+х-6х-5х2-х. 3х(3х+7) - (3х+1)2. 9х-5/2-5х+1-4х/4=5.

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