tristyngriffinp7yyhn tristyngriffinp7yyhn
  • 03-05-2018
  • Mathematics
contestada

|1 - 4x| > 7

A. {x|x < -1.5 ∪ x > 1.5}
B. {x|x < -1.5 ∪ x > 2}
C. {x|-1.5 < x < 2}

Respuesta :

gmany
gmany gmany
  • 04-05-2018
[tex]|1-4x| > 7\iff1-4x > 7\ \vee\ 1-4x < -7\ \ \ |-1\\\\-4x > 6\ \vee\ -4x < -8\ \ \ |:(-4)\\\\x < -1.5\ \vee\ x > 2\\\\Answer:\boxed{B.\ \{x:x < -1.5\ \cup\ x > 2\}}[/tex]
Answer Link

Otras preguntas

Help what’s the answer
What accounted for the downfall of Songhay?
if a figure is dilated with a scale factor a greater than 1 is the resulting figure larger or smaller than the original figure explain your reasoning
o perimetro e a area de um triangulo retangulo de catetos: x+1 e x+3, e hipotenusa 2x são respectivamente A)8 e 4 B)8 e 24 C)14 e 4 D)24 e 24 E)24 e 40
How does social causation theory explain the main causes of poverty? according to this theory, people with limited social skills are less likely to graduate fr
Write the equation ∣4−r/3∣=7 as two separate equations, and enter each equation in its own answer box below. Neither of your equations should use absolute value
Tarzan runs at 6 m/s and grabs a vertical vine (negligible mass) 4.1 m long which is tied to a tree at the top. Tarzan swings up. Determine the maximum height T
What is -3(1+6r)=14-r
A radio station played a new hit song 34 times a day for 4 days. What partial products would you use to find how many times the song was played in all?
The folded rock layers of some mountain ranges have been deformed to a near _____ position