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

Which polyatomic ion is found in the compound represented by the formula NaHCO3? (1) acetate (3) hydrogen sulfate (2) hydrogen carbonate
Which element reacts spontaneously with 1.0M HCl (aq) at room temperature? (1) copper (3) silver (2) gold (4) zinc
Which ion has the smallest radius? (1) O2- (2) S2- (3) Se2- (4) Te2-
What is the name of the President of the United States now?
Which ion has the smallest radius? (1) O2- (2) S2- (3) Se2- (4) Te2-
What is one responsibility that is only for United States citizens?
What is the name of the Speaker of the House of Representatives now?
If the President can no longer serve, who becomes President?
What would be the cost to each person in the United States to build a Death Star if it's cost would be 9*10^14 dollars? Express your answer to one significant f
At what type of plate boundary do compression and subduction take place?