1. The Quadratic Formula
CA 19.0, 20.0

2. Objective - To solve quadratic equations using the quadratic formula.

3. The Quadratic Formula

4. Using the Quadratic Formula
Step 1: Write the equation in STANDARD FORM
Step 2: Set y = 0
Step 3: Identify a, b, and c
Step 4: Write down the quadratic formula
Step 5: Substitute a, b, and c, into the formula and solve
Step 6: SIMPLIFY your answer if possible

5. Quadratic Equation
Quadratic Formula

9. Vertical Motion
Object Dropped
Object Thrown Upward

10. How long will a ball thrown upwards at 20 ft/sec
stay in the air if it is thrown from a 100 ft. cliff?