david66 david66
  • 18-08-2017
  • Mathematics
contestada

number 6, part B. i don't understand

number 6 part B i dont understand class=

Respuesta :

kphung76127
kphung76127 kphung76127
  • 18-08-2017
x^2+2x= -8

x^2+2x+1= -8+1
(x+1)^2= -8+1
(x+1)^2=-7

x+1= √-7

The answer is No Solution because the root of a negative number is not a real number.
Answer Link

Otras preguntas

BRAINLIEST What is the most precise name for quadrilateral ABCD with vertices A(-5, -1), B(-5, 3), C(-2, 3), and D(-2, -1)? quadrilateral parallelogram square
jerry has a length of rope that he wants to cut into 5 equal pieces . if the rope is 21 7/8 feet long should he cut each peice ? explain your steps
how did you get this answer and how did you do it how you do 19and20
How to solve 1/2b+4=1/8b+88
As a health psychologist, dr. rowell would be most likely involved in
Can someome help me with this question ASAP
Which words tell you about his head?
What is not a characteristic of water-soluble vitamins?​?
Does anyone know that answer
Is it important for the United States to have a sense of shared values or not? What are the risks and benefits for individuals and the country of having a sense