8.4 - Solving Quadratics by Graphing - HW Check

Select all points that are solutions to the quadratic function.

$$0=x^2-4x-12$$  

What is the answer to #8?

(a)  

SAT QUESTION: Type the answer to the SAT Question on #11. Do not type "x=" because the SAT Question doesn't ask for a solution. Have I typed SAT Question enough times to get your attention?!?!?

(a)  

What is the answer to #10?

Use the "axis of symmetry formula" to find the vertex. Write your answer as an ordered pair (x,y) $$y=3x^2-6x+7$$  

(a)  

How many solutions are there to the quadratic function?

$$0=x^2-4x-12$$  

Select all points that are solutions to the quadratic equation.

$$0=x^2+6x+9$$  

What is the vertex of the given parabola? Do not type spaces.

 

(a)  

Select all points that are solutions to the given quadratic function.

$$x^2-4x+5=0$$  

What is the vertex of the given parabola?