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 length of a rectangle is 3 centimeters more than 3 times the width. If the perimeter of the rectangle is 46 centimeters, find the dimensions of the rectangl
tattoo how is it made
HELPPPPPPP ASAP Which statements describe conic projections? Check all that apply. Multiple types exist. Pilots use this projection type. Poles usually serve a
What was the Bessemer converter used for and how did it revolutionize industry and production?
test your knowledge of relative pronouns by choosing the correct form in each of the following sentence ​
Why did the goths move into the Roman Empire
What is a plea bargin ?
please help, chemistry question
mary needs to save $540 for a computer. It was used and the sales man told her he would sell it for 1\3 off the marked price. what is price of the computer be a
PLEASE HELPPPPP!!! Divide £42 in the ratio of 2:5