tturk2014 tturk2014
  • 02-01-2018
  • Mathematics
contestada

solve x^2+11X<-8 Urgent please help!!!!!

Respuesta :

Rod44 Rod44
  • 02-01-2018
Add 121/4 to each side:
x²+11x+121/4 < 121/4-8
x²+11x+121/4 < 89/4
(x+11/2)² < √89/2 ⇒ -√89/2 < x+11/2 < √89/2
-11/2-√89/2 < x < -11/2+√89/2
Answer Link

Otras preguntas

A Lotus will travel 275 meters in 4.71 seconds. What is this car's average speed?
how does a compass and straightedge help you make a triangle
What type of selection affects traits that influence an individual's chances to find a mating partner or be chosen as a mating partner?
GEOMERTY QUESTIONS!!!!!!!!!
The Willaby brothers spread themselves out, so _____ could not sit with them in the train compartment
4. What steps did Nelson Mandela take to liberate South Africans?
which of these outcomes become more likely for someone with strong personal finance skills
which real-word scenario involves a right triangle​
write a story which includes the words" when they entered the room we were impressed by what they were wearing
Kaya rented a limousine for prom. The company charges a cleaning fee of $100 and an hourly rate of $45. Her total cost for the night was $437.50. For how many h