9.1 Quiz Review

Solve Each quadratic equation below using any method of your choice. (ie. Zero Product Property or Quadratic Formula: $$x=\frac{-b\pm\sqrt[]{b^2-4ac}}{2a}$$ )

$$0=x^2+4x-12$$

Write your answer as points with a space in between the two points: (x,y) (x,y)

(a)  

Find the y-intercept for the quadratic equation below.

$$y=x^2+4x-12$$

Write your answer as a point without spaces.

(a)  

What is the vertex for this quadratic equation?

$$y=x^2+4x-12$$

Write your answer as a point without spaces: (x,y)

(a)  

Solve Each quadratic equation below using any method of your choice. (ie. Zero Product Property or Quadratic Formula: $$x=\frac{-b\pm\sqrt[]{b^2-4ac}}{2a}$$ )

$$0=x^2-6x+8$$

Write your answer as points with a space in between the two points: (x,y) (x,y)

(a)  

Find the y-intercept for the quadratic equation below.

$$y=x^2-6x+8$$

Write your answer as a point without spaces.

(a)  

What is the vertex for this quadratic equation?

$$y=x^2-6x+8$$

Write your answer as a point without spaces: (x,y)

(a)  

Solve Each quadratic equation below using any method of your choice. (ie. Zero Product Property or Quadratic Formula: $$x=\frac{-b\pm\sqrt[]{b^2-4ac}}{2a}$$ )

$$0=4x^2+32x+28$$

Write your answer as points with a space in between the two points: (x,y) (x,y)

(a)  

Find the y-intercept for the quadratic equation below.

$$y=4x^2+32x+28$$

Write your answer as a point without spaces.

(a)  

What is the vertex for this quadratic equation?

$$y=4x^2+32x+28$$

Write your answer as a point without spaces: (x,y)

(a)