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

In the mid 1700s increases in technologies for textile industry machines caused which of the following effects
An unknown material has a mass of 2.75 g and a volume of 4 cm3. What is the density of the material? Round to the nearest tenth. A) 1.7g/cm3 B) 0.6g/cm3 C) 1.5g
To represent the opposite of a loss of 5 points on the stock market, you could use a. -5 b. 0 c. 1/5 d. 5 -5 would be the loss, so the opposite of the loss woul
What challenges do you think parasites face in their survival? how can these challenges affect the parasite? .com?
Which mobile device architecture is used by apple ipad devices running the ios operating system?
Please help!!! With one and two
Which set of three words do not all rhyme with each other: 1. sew / so / sow 2. dough / doe / endow 3. ate / eight / salivate 4. list / missed / mist
Who would you most expect to see talking to the president about a particular house bill?
How many minutes will it take to drive to los angeles from san francisco if an average speed of 72mi/hr is maintained?
There are 200 players on 20 teams. What is the rate