A19-5 solving quads by formula

9
Warm up – turn in when finished. If x 2 = 36, find x. Simplify Solve the equation by graphing.

description

 

Transcript of A19-5 solving quads by formula

  • 1. Warm up turn in when finished.
    If x2 = 36, find x.
    Simplify
    Solve the equation by graphing.

2. Solving Quadratic Equations by the Quadratic Formula
Algebra 1
9.5
3. What is the quadratic formula?
4. What is the quadratic formula?
5. EX: 0 = -7q2 + 2q + 9
6. Steps
In order to use the quadratic formula, the equation MUST equal zero.
7. Steps
Write the equation in standard form.
In order to use the quadratic formula, the equation MUST equal zero.
8. Steps
Write the equation in standard form.
Identify a, b, and c.
In order to use the quadratic formula, the equation MUST equal zero.
9. Steps
Write the equation in standard form.
Identify a, b, and c.
Plugand chug.
In order to use the quadratic formula, the equation MUST equal zero.