2х²+3х-2/(2-х)²(9-х²)>0. Created by lexamakar98. algebra-ru

(2-х)²(9-х²)>0...

lexamakar98 @lexamakar98

July 2022 1 6 Report

2х²+3х-2/(2-х)²(9-х²)>0

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sedinalana

Verified answer

2x²+3x-2=0
D=9+16=25
x1=(-3-5)/4=-2
x2=(-3+5)/4=0,5
2-x=0
x=2
9-x²=0
x²=9
x=-3
_ + _ + + _
------------(-3)----------(-2)------(0,5)----------(2)----------(3)---------------
x∈(-3;-2) U (0,5;2) U (2;3)
x=3

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lexamakar98 Если что это была дробь...

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lexamakar98 July 2022 | 0 Ответы

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lexamakar98 November 2021 | 0 Ответы

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Verified answer

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