kyhiem84
kyhiem84 kyhiem84
  • 24-04-2020
  • Mathematics
contestada

Solve the following quadratic equations by completing the square.
a. x^2+ 6x + 7 = 0

Respuesta :

LOHO
LOHO LOHO
  • 24-04-2020

Answer:

x=-3±[tex]\sqrt{2}[/tex]

Step-by-step explanation:

x^2+6x=-7

x^2+6x+9=-7+9

(x+3)^2=2

x+3=±[tex]\sqrt{2}[/tex]

x=-3±[tex]\sqrt{2}[/tex]

Answer Link

Otras preguntas

Please help me , thanks
A professional attitude involves
At Scott's Laundromat, the washing machines accept only quarters and nickels. If Joe used 20 coins worth $2.60 to wash 4 loads, how many of each coln did he use
Help! I need this for tomorrow!
Which event involves a function of the Federal Reserve System?
Read the excerpt from "Daughter of Invention". "Maybe not. Maybe, just maybe, there's something they've missed that's important. With patience and calm, even a
What is -3 and 3/8 as a mixed number?
Can someone please help me with number 3
Solve simplify 5/6 +2/3 + 1/4 please help
A pulse site used to measure blood pressure is