Images X2 X10

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X2 x10. (X+2)(X-7)>0. 3x 7 0 решение. X2+7x+2=0. 3x 2 −4x+7=2x 2 +19..
(X+2)(X-7)>0. 3x 7 0 решение. X2+7x+2=0. 3x 2 −4x+7=2x 2 +19..

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