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

Consider the reaction: 2no(g) + o2(g) → 2no2(g) suppose that a particular moment during the reaction nitric oxide (no) is reacting at a rate of −0.070 m/s (with
How much protein in 3 tablespoons of mayonaise?
Jenna goes for a jog every morning. The line plot shows the number of hours she jog for 5 days how many total hours did she draw for these five days?
What is 5x+2y=3y plus 5x+2y=10
What volume would 2.25 moles of Ne gas occupy at STP?
What is the hydrogen ion concentration of a solution with a pH = 8.25?
if a sequence is defined recursively by f(0)=3 and f(n+1)=-f(n)+5 for n>0 then f(2) is equal to
How do you convert a kilometer into a meter?
“I allude to the question of slavery. Opposition to its further extension . . . is a deeply rooted determination . . . in what we call the non-slave holding sta
Which expression is equivalent to 3 sqrt 27x^18