Images 7.6 Х

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7.6 х. Х2+7х+6=0. -Х2+6х-7. 7х^2/х(6+х). (2х+6)2.
Х2+7х+6=0. -Х2+6х-7. 7х^2/х(6+х). (2х+6)2.

See also