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

Alicia estimates that the surface area of a rectangular prism with a length of 11 meters,a width of 5.6 meters,and a height of 7.2 meters is about 334 cubic met
Does every point lie in a quadrant?
Which of the following statements is true concerning LUCA? (1) LUCA was a cell. (2) All life on Earth evolved from LUCA. (3) LUCA probably existed probably arou
How did scientists discover the common structure of cells?
Write a system of equations with a solution (4,–3)
How did scientists discover the common structure of cells?
which state of matter has the least amount of energy?
Why was is difficult for the Arab people to form one nation?
“The genetic code is universal.” Explain this statement.
Find all powers of 4 in range 4 through 1,000