Presentation is loading. Please wait.

Presentation is loading. Please wait.

Standard 20 The Quadratic Formula Example with numbers put in.

Published byRandolph Bridges Modified over 9 years ago

Similar presentations

Presentation on theme: "Standard 20 The Quadratic Formula Example with numbers put in."— Presentation transcript:

1 Standard 20 The Quadratic Formula Example with numbers put in

2 Example One. Instructions: using the quadratic formula +6 2x3=6 a=3 b=6 c=2

3 Classwork One

4 Example Two Instructions: Can you solve this quadratic Square roots of negatives don’t exist Quadratic has no real answer

5 Classwork Two.

6 Example Three. Instructions: Write the equation so you can use the quadratic formula +3x ² +3x²

7 Classwork Three.

8 Classwork One.

9 Home Work memorize The Quadratic Formula

10 Classwork One. Instructions: Solve each equation using the quadratic formula

11 Classwork Two. Instructions: Solve each equation using the quadratic formula

Download ppt "Standard 20 The Quadratic Formula Example with numbers put in."

Similar presentations

The Discriminant Check for Understanding – 3103.3.10 Given a quadratic equation use the discriminant to determine the nature of the roots.

The Discriminant Check for Understanding – Given a quadratic equation use the discriminant to determine the nature of the roots.
EXAMPLE 1 Solve quadratic equations Solve the equation. a. 2x 2 = 8 SOLUTION a. 2x 2 = 8 Write original equation. x 2 = 4 Divide each side by 2. x = ±

EXAMPLE 1 Solve quadratic equations Solve the equation. a. 2x 2 = 8 SOLUTION a. 2x 2 = 8 Write original equation. x 2 = 4 Divide each side by 2. x = ±
Many quadratic equations can not be solved by factoring. Other techniques are required to solve them. 7.1 – Completing the Square x 2 = 20 5x 2 + 55 =

Many quadratic equations can not be solved by factoring. Other techniques are required to solve them. 7.1 – Completing the Square x 2 = 20 5x =
7.1 – Completing the Square

7.1 – Completing the Square
13-4 The Quadratic Formula Standard 8.0. Quadratic Formula There once a negative boy who was all mixed up so he went to this radical party. Because the.

13-4 The Quadratic Formula Standard 8.0. Quadratic Formula There once a negative boy who was all mixed up so he went to this radical party. Because the.
The Quadratic Formula..

The Quadratic Formula..
Questions from HW???. 2.13 Use Square Roots to Solve Quadratic Equations 2.10-2.13 Test: FRIDAY!!!!

Questions from HW??? Use Square Roots to Solve Quadratic Equations Test: FRIDAY!!!!
9.4 – Solving Quadratic Equations By Completing The Square

9.4 – Solving Quadratic Equations By Completing The Square
Solving Quadratic Equations by the Quadratic Formula

Solving Quadratic Equations by the Quadratic Formula
Warm up – Solve by Taking Roots. Solving by the Quadratic Formula.

Warm up – Solve by Taking Roots. Solving by the Quadratic Formula.
5.6 Quadratic Equations and Complex Numbers

5.6 Quadratic Equations and Complex Numbers
The Quadratic Formula. What does the Quadratic Formula Do ? The Quadratic formula allows you to find the roots of a quadratic equation (if they exist)

The Quadratic Formula. What does the Quadratic Formula Do ? The Quadratic formula allows you to find the roots of a quadratic equation (if they exist)
Using square roots to solve quadratic equations. 2x² = 8 22 x² = 4 The opposite of squaring a number is taking its square root √ 4= ± 2.

Using square roots to solve quadratic equations. 2x² = 8 22 x² = 4 The opposite of squaring a number is taking its square root √ 4= ± 2.
Solving Quadratics. Methods for Solving Quadratics Graphing Factoring Square Root Method Completing the Square Quadratic Formula.

Solving Quadratics. Methods for Solving Quadratics Graphing Factoring Square Root Method Completing the Square Quadratic Formula.
 Quadratic Equations Solve by Completing the Square.

 Quadratic Equations Solve by Completing the Square.
Solving Quadratic Equations – Part 1 Methods for solving quadratic equations : 1. Taking the square root of both sides ( simple equations ) 2. Factoring.

Solving Quadratic Equations – Part 1 Methods for solving quadratic equations : 1. Taking the square root of both sides ( simple equations ) 2. Factoring.
Chapter 10.7 Notes: Solve Quadratic Equations by the Quadratic Formula Goal: You will solve quadratic equations by using the Quadratic Formula.

Chapter 10.7 Notes: Solve Quadratic Equations by the Quadratic Formula Goal: You will solve quadratic equations by using the Quadratic Formula.
Quadratic Formula & Discriminant

Quadratic Formula & Discriminant
5.8 Quadratic Formula. For quadratic equations written in standard form, the roots can be found using the following formula: This is called the Quadratic.

5.8 Quadratic Formula. For quadratic equations written in standard form, the roots can be found using the following formula: This is called the Quadratic.
Warm Up. Solving Quadratic Equations by the Quadratic Formula.

Warm Up. Solving Quadratic Equations by the Quadratic Formula.

Similar presentations

Ads by Google