hamdi96abdu
hamdi96abdu hamdi96abdu
  • 14-02-2021
  • Mathematics
contestada

Solve the following equation by using the QUADRATIC FORMULA
x2 – 5x – 12 = 0

Show how you got that answer

Respuesta :

Badwemba32
Badwemba32 Badwemba32
  • 14-02-2021

Answer:

x=(5+√73)/2 or x=(5-√73)/2

Step-by-step explanation:

a=1 b=-5 c=-12

x= (-b+/-√b^2-4ac)/2a

x= (-(-5)+/-√(5)^2-4(1)(-12))/2(1)

x= (5+/-√25-4(-12))/2

x= (5+/-√25+48)/2

x= (5+/-√73)/2

x=(5+√73)/2 or x=(5-√73)/2

√: This symbol represents the square root if you get confused.

Answer Link

Otras preguntas

What two physical quantities need to be measured in order to determine the wattage of an electrical device?
Timothy was arrested for bombing a federal building. even though he confessed to the crime, he appears to have no remorse for his actions and no sympathy for th
Do signal words express emotion? True or flase.
how do you get the width for this
Energy conversion means reducing energy use True or false
Which civil war battle decisively turned the tide of the war in favor of the union? battle of atlanta battle of vicksburg battle of richmond battle of gettysbu
What is 21 and 11/12 + 17 and 2/3?
Which one cost more Broken bones or a Broken Computer? Explian ur answer
Need Help, thanks:) Please help
The death rate during the civil war was five times greater than world war ii true or false