masha2hip41 masha2hip41
  • 13-01-2021
  • Mathematics
contestada

x^2+6x-19=0 pls helpppp

Respuesta :

tqiu
tqiu tqiu
  • 13-01-2021

Answer:

Step-by-step explanation:

Since this is not factorable, let's just complete the square:

[tex]x^2+6x=19\\x^2+6x+9=28\\(x+3)^2=28\\x+3=\sqrt{28}\\x=2\sqrt{7}-3[/tex]

Answer Link

Otras preguntas

How does culture affect nutrition?
The Scramble for Africa describes the time period from 1880 to 1914 in which European countries quickly expanded their claims in Africa. In 1884, 14 countries m
As water flows from a low elevation to a higher elevation through a circular pipe. The diameter of the pipe at the low elevation is 5.0 cm, and that at the high
What do purple LED lights help with?
5. Why was Braling so unhappy, and where had he wanted to go for 10 years? Edit View Insert Format Tools Table
What theory did Heisenberg propose?
Approximately how many children will NOT tell about sexual abuse? A. ½ B. All C. 1/4 D. 3/4
"Tears were ropes streaming down his pale face" what kind of figure of speech is that???​
Help i don’t know what to do!
In your lab group, you combined vinegar and baking soda and observed the results shown in the picture. Which statement is true regarding light wave movement?