kerry2798
kerry2798 kerry2798
  • 18-02-2018
  • Mathematics
contestada

Complete the square to form a perfect-square trinomial x^2-4x+

Respuesta :

obenam obenam
  • 18-02-2018
[tex]x^2-4x=x^2-4x+(4-4)\\=(x^2-4x+4)-4\\=(x-2)^2-4[/tex]

We are done 
Answer Link

Otras preguntas

Which strategy is an effective way to manage risk? A. documenting and sharing risk management procedures B. renouncing changes in government policies C. tra
The graph of a linear function passes through the point (-1, 2) and has a slope of 3. What is the equation of the function in slope-intercept form?
What 2 numbers multiplied comes to 149
In order to catch a ball, a baseball player naturally moves his or her hand backward in the direction of the ball's motion once the ball contacts the hand. This
Arylmagnesium bromide is more stable than alkylmagnesium bromide. However, the reaction between aryl bromide and magnesium is slower than the reaction between a
these compounds usually or at room temperature
The distribution of Na+ ions across a typical biological membrane is 10 mmol dm-3 inside the cell and 140 mmol dm-3 outside the cell. At equilibrium the concent
What did President Carter do that fueled anti-American sentiment in Iran
Can an equation with the variable on both sides be written as a two step equation
why do we want our citizens to stay informed about public issues​