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
VER TODAS LAS RESPUESTAS ( 56+ )
Otras preguntas
the caning of Charles sumner resulted from accusing other senators of
How did the presence of north-to-south flowing rivers in the U.S. affect its development?
What Happens If You Mix Ammonia And Hydrogen Peroxide?
During the 14th century, the Black Death became a widespread epidemic primarily because of 1) the resurgence of trade 2) Chinese overseas exploration 3) Europea
Can Two People With Blue Eyes Have A Brown Eyed Child And Why Or How Is This Possible Or Impossible?
The volume of a cube is 1000cm3. Find: A) the length of one edge B) the total surface area in cm2
Radioactive cobalt-60 is used in radiation therapy treatment. Cobalt-60 undergoes beta decay. This type of nuclear reaction is called (1) natural transmutation
Which two samples of gas at STP contain the same total number of molecules? (1) 1 L of CO(g) and 0.5 L of N2(g) (2) 2 L of CO(g) and 0.5 L of NH3(g) (3) 1 L of
what is the wavelength of violet light that has a frequency of 7.5x10^14
Asia made more contributions to society than Africa
