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23-02-2021
Mathematics

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which value of y makes the inqeuality 3y^2+2(y-5)>8 true

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Аноним Аноним

23-02-2021

Let us solve:
3y^2+3y-18>0
3y^2+9y-6y-18>0
3y(y+3)-6(y+3)>0
(3y-6)(y+3)>0
Thus, y=2 or -3 makes the given inequality true.

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