vio64 vio64
  • 01-11-2018
  • Mathematics
contestada

What is the solution for inequality |2n+5|>7

Respuesta :

gmany
gmany gmany
  • 04-11-2018

[tex]|2n+5|>7\iff2n+5 > 7\ \vee\ 2n+5 < -7\qquad|\text{subtract 5 from both sides}\\\\2n > 2\ \vee\ 2n < -12\qquad|\text{divide both sides by 2}\\\\n > 1\ \vee\ n < -6\\\\Answer:\\n < -6\ or\ n > 1\\n\in(-\infty,\ -6)\ \cup\ (1,\ \infty)\\a\ picture[/tex]

Ver imagen gmany
Answer Link

Otras preguntas

Can anyone help me with this question please
How does a cancer spread from one part of the body (the primary site) to another part (secondary site)? 1) the cancer moves through the process of digestion 2)
4(1 - x) + 3x = - 2(x + 1)
Simplify the expression completely. 7b+3(4b−2)+6÷3
2) A sample of 113min has a half-life of 100. minutes. What amount of 113m In remains (in CPM) if a10,000 CPM sample is allowed to decay for 5.0 hours?​
a) je __________ au foot
Plzzzzz help Which event could be placed in spot C on the timeline? People in Egypt make iron tools, 1000 BCE People in Japan use clay to make pots, 10,000 BCE
Can someone solve this problem?
somebody help pleaseeee
Imagine that you are conducting a one-variable chi-square test to investigate the hypothesis that there are equal numbers of cat lovers and dog lovers in the of