shell9193ot8rw4 shell9193ot8rw4
  • 18-07-2017
  • Mathematics
contestada

Solve the quadratic equation by completing the square.
=+x^2+16x +61=0

Respuesta :

texaschic101
texaschic101 texaschic101
  • 18-07-2017
x^2 + 16x + 61 = 0
x^2 + 16x = -61
x^2 + 16x + 64 = -61 + 64
(x + 8)^2 = 3
x + 8 = (+-) sqrt 3
x = -8 (+-) sqrt 3

x = -8 + sqrt 3...and x = -8 - sqrt 3 <== ur solutions

Answer Link

Otras preguntas

Which of the following is equivalent to [sin (2θ) − tan (θ)] / tan (θ) ? A. sin (2θ) B. cos (2θ) C. 1 - 2 cos^2 (θ) D. 1 + 2 cos^2 (θ)
. A telephone company charges $0.05 per minute for local calls and $0.12 per minute for long distance calls. which expression gives the total cost in dollars fo
Which lines in farewell love states the speaker refuses to be beguiled by love anylonger
“Casey at the bat” by ernest lawrence thayer a ballad of the republic, sung in the year 1888 the outlook wasn’t brilliant for the mudville nine that day; the sc
What is the current produced by a potential difference of 240 Volts through a resistance of .2 ohms
Explore what energy transformations take place when you toss a ball into the air?
At what age did bruce lee died?
what dose lava mean in spanish
What is a negative effect of prohibition?
As long as I have the permission of another person, I may use his or her work without recognizing the contribution. True False