1. Sometimes b or c is missing!
DETERMINE A, B, C from
Sometimes b or c is missing!

2. Determine a, b, c for each

3. Find the roots/zeros/x-intercepts by
FACTORING OR

4. To find the y-intercept
LOOK at your “C” value OR Substitute zero for x to find y

5. To find the vertex First find the axis of symmetry
Then substitute your x into your equation to find the y value.
Write as (x, y)

6. Find the key features of each then graph

7. Modeling Problems Read the problem to determine units
Read each question carefully to determine what the question is asking you for

8. The height of one professional diver above the water during a dive can be modeled by the equation: y is meters, x is seconds
A) find the height of diving board
B) What is the maximum height reached by diver?
C) When does he hit the water?