tturk2014 tturk2014

02-01-2018
Mathematics

contestada

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

Respuesta :

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

It took 44 hours of analysis to complete the first phase, but the second phase was done in 42 hours. If this learning rate continues, then the 8th analysis shou

The amount of money that Sue had in her pension fund at the end of 2016 was £6300. Her plan involves her putting £412 per month in the fund for the next 18 year

please help. first one gets brainliest :D

Can someone help me please with the Problem and the subject is economic???

If omni means "all" and potent means "power," what is the best definition of omnipotent? limited mighty average tired

Engine oil (unused) flows at 1.81 x 10^-3 kg/s inside a 1-cm diameter tube that is heated electrically at a rate of 76 W/m. At a particular location where flow

Jessica has some round stickers. Each sticker has a radius of 2 cm. She is trying to cover as much of a sheet of paper that is 24 cm by 33 cm as possible withou

someone help me pls it maths

Which option completes the explanation for conflict of interest in an organization?

Which of these units should be used to measure the mass of a small dog? A. milligram B. centigram C. gram D. kilogram