LukeNuno
LukeNuno
03-12-2014
Mathematics
contestada
Solve for x:
x2 + 8x = -1
Respuesta :
konrad509
konrad509
03-12-2014
[tex]x^2+8x=-1\\ x^2+8x+16-16=-1\\ (x+4)^2=15\\ x+4=\sqrt{15} \vee x+4=-\sqrt{15}\\ x=-4+\sqrt{15} \vee x=-4-\sqrt{15}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 74+ )
Otras preguntas
memorizing the names of these categories helps him remember the members of the categories. in this scenario, muhammad is using a form of a mnemonic device calle
robust centenarians usually have group of answer choices highly pessimistic personalities. efficiently functioning immune systems. little or no history of commu
julie was in a large crowd of people when she noticed a child that looked lost. she did not stop to help the child. this is an example of:
people who frequently consume large quantities of food but do not perform inappropriate compensatory behavior may be struggling with which disorder? a) binge-ea
though neighbors heard kitty genovese screaming for help as she was being murdered, they failed to call the police in time to save her. this best illustrates:
a 20-month-old girl presents with abdominal pain and bilious vomiting for the past 2 days. the father reports that she has episodes where she is inconsolable an
what made maconochie's system of marks unique and innovative in corrections at that time? it ensured that offenders learned to read and write. it increased the
if increasing the oxidizing power of the environment causes the corrosion rate to slow, the material is known as
a nurse is caring for a client after internal fixation of a compound fracture in the tibia. the nurse finds that the client has not had dinner, seems restless,
under which two circumstances will a switch flood a frame out of every port except the port that the frame was received on?
