garzaalaina3 garzaalaina3
  • 02-05-2020
  • Mathematics
contestada

find the vertex, zero and y-intercept of the graph of y=x^2 -6x+8

Respuesta :

mysticchacha
mysticchacha mysticchacha
  • 05-05-2020

Answer:

vertex:  (3, -1)  and   zeros:  x = 4, x = 2  and y-int:  y = -1

Step-by-step explanation:

y =  xx  - 6x  + 8

y  =  (x - 4)(x - 2)

since   -4 * -2 = 8

and  -4 + -2 = -6

so  roots are  x = 4  and x = 2

y = xx - 6x  + 9 - 9  + 8

y = (x - 3)^2  -  1

vertex:  (3, -1)

y-int:  y = -1

Answer Link

Otras preguntas

The point (0, 2) is the only solution to the system of linear equations that contains the equations y = x + 2 and y = -3x + 2. Choose the term that describes t
What is 5.928301 to 2 decimal places?
What kind of films and radio programs became popular during the Great Depression?
A purse contains dimes and nickels. The total value of all the coins is, at most, $2.50, and there are at least three of each coin. Which of the following syste
Help I don't know this answer
When was mars discovered?
PLEASE HELP ME! A nation passes a law that prohibits importation of fruit from abroad. Why might this law be important?
How do variables help you model real-world situations? Give an example
An individual who transacts life, disability, or life and accident and health insurance on behalf of an insurer is called a(n)
Which word most clearly contribute to the academic style of dan pinks drive the surprising truth about what motivates us