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mariashewerd
@mariashewerd
July 2022
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Решите уравнение.
3х-4/х+1 + 4х+3/х-1 = 7х²+14х/х²-1
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hraky
ОДЗ: х не равен плюс минус 1
(3х-4)(х-1)+(4х+3)(х+1)=7х^2+14х
3х^2-3х-4х+4+4х^2+4х+3х+3-7х^2-14х=0
-14х+7=0
-2х=-1
Х=1/2
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Answers & Comments
(3х-4)(х-1)+(4х+3)(х+1)=7х^2+14х
3х^2-3х-4х+4+4х^2+4х+3х+3-7х^2-14х=0
-14х+7=0
-2х=-1
Х=1/2