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 ( 95+ )
Otras preguntas
Solve for x please show work
Please help answer correctly !!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!!!
Did i get almost an entire lesson on math done in a day? Yes Was it hard? N o p e
plz help will mark brainliest if correct! If the sum of all chemical reactions taking place in an ecosystem results in an overall change in free energy of −9732
Z-31=16??? I just got into the Z section in algebra and my teacher gave us a paper with no explanation plz help ty!
Are fidget spinners tools or toys
Can somebody help me?
what form of government is socialism close to?
Twenty-four grams of a substance require 270. Joules of heat to increase its temperature from 25 to 50. ˚C. What is the specific heat of the substance? SELECT A
Find the measures of the complement and the supplement of an angle with measure 50°. A. complement, 130°; supplement, 40° B. complement, 40°; supplement, 130°
