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

A balloon is at a height of 50 meters, and it is rising at the constant rate of 5 m/sec. A bicyclist passes beneath it, traveling in a straight line at the cons
Why did Stalin suffer from a sense of inferiority? A) he grew up in an abusive family situation B) he suffered from a learning disability C) his mother abandone
What's red and bad for your teeth?
Carolyn leaves at 2:15 and drives 40 miles per hour. Marcel leaves at 2:45 and drives at 65 miles per hour. If they are traveling the same route, at what time w
a political analyst predicts mr. smith will only get 122 votes for mayor. if mr. smith only gets 57 votes, what is the political analyst's percent error? round
how or what do you draw to represent the loyalists and the patriots weiw of the boston masacre
luther’s ideas spread quickly because of what?
number twothanks for helping
The ........ of a wave is the number of wavelengths that pass a fixed point in a second.
Where is Macbeth going when he sees the bloody dagger ?