Quadratic+Functions+Set+3

Writing the equation, given the vertex and another point

Writing the equation, given three points

Word problems

Finding the vertex by b/2a

Finding the x-intercepts

Putting in vertex form by completing the square

Graphing

Determining types of x-intercepts using the vertex form vs. discriminant

Solving quadratic inequalities by using a number line; how does this reflect what we know about graphs of quadratic functions?