javicka1 javicka1

04-02-2016
Mathematics

contestada

What is the x-intercept of the graph of y =x2-4x+4

Respuesta :

Panoyin Panoyin

04-02-2016

  y = x² - 4x + 4
  0 = x² - 4x + 4
  0 = x² - 2x - 2x + 4
  0 = x(x) - x(2) - 2(x) - 2(-2)
  0 = x(x - 2) - 2(x - 2)
  0 = (x - 2)(x - 2)
  0 = (x - 2)²
  0 = x - 2
+ 2 + 2
  2 = x
(x, y) = (2, 0)

Answer Link

Otras preguntas

What steps did president Wilson have to take to make an official declaration of war?

if a pH of water is 5.3 then 4.3 is it 1.0 less acidic 1.0 less basic

Simple Machine Lever: A ________ that pivots on top of a fixed point called a _______.

does a solution have to involve a liquid? explain.

Mrs.Savin receives a weekly base salary of $500,plus a commission of $1200 on each car that she sells. Write a function rule relating her total weekly pay p to

Mrs.Savin receives a weekly base salary of $500,plus a commission of $1200 on each car that she sells. Write a function rule relating her total weekly pay p to

What is 0.8% written as a decimal

Who is SohCahToa Joe? on Csi geometry:trigonometry I need the answers.

Sound: The more _______ a sound has, the _________ its volume is.

what other information do you need to prove triangle GHK is congruent to triangle KLG by SAS