poisannSadevaregod poisannSadevaregod

10-06-2016
Mathematics

contestada

Solve the inequality. |4x + 2| < 26

A. –32 < x < 20

B. –7 > x > 6

C. –6 < x < 6

D. –7 < x < 6

Respuesta :

11-06-2016

Hello,
Answer D

1) if 4x+2>0 then |4x+2|=4x+2
==> 4x+2<26
==>4x<24
==>x<6

2) if 4x+2<0 then |4x+2|=-(4x+2)=-4x-2

==>-4x-2<26
==>-4x<28
==>x>-7

thus -7<x<6

Answer Link

lyair3799 lyair3799

23-03-2021

Answer:

D. –7 < x < 6

Step-by-step explanation:

Answer Link

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