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

The length of a city block running north to south in NYC is about 5 times 10 to the negative second power miles. The distance from NYC to Mumbai, India is about

what is a reasonable estimate for the sum of 4 1/8+3 2/3+5 1/2

Star Wars was the name given to which Reagan effort? Nuclear Arms Disarmament Nuclear Arms Race Strategic Defense Initiative Strategic Offense Initiative

Make the following conversion. 0.080 mL = _____ L 800 L 80 L 0.00080 L 0.000080 L

Mike wants to paint one wall of his room.The wall measures 12 feet by 9 feet. On the wall is one square window the measures 4 1/2 feet on each side.Which of the

7/8 = _ x _/8 Find the missing values for the multiplication equation

When the sum of an unknown number z and twenty-two is divided by the same unknown number, the quotient is twelve. What is the unknown number?

Please help with this! Jen is deciding to get a new phone. One deal is a free phone with a two year contract, but she will have to pay the sales tax of 8% on th

What happens to a species when the environment changes and the organisms do not adapt?

Use stable octet in a sentence