Warm up – Solve the Quadratic

Slides:

Advertisements

Similar presentations

Polynomial Inequalities in One Variable

Advertisements

Warm up – Solve. Questions over hw? (worksheet) Question of the Day EOCT Review.

Warm up – Solve. Skills Check Open Notes Solve by Completing the Square.

Warm up – Solve. CCGPS Geometry Day 16 (2-4-14) UNIT QUESTION: How are real life scenarios represented by quadratic functions? Today’s Question: How do.

1.4 Solving Inequalities. Review: Graphing Inequalities Open dot:> or < Closed dot:> or < Which direction to shade the graph? –Let the arrow point the.

5.8 Quadratic Inequalities

Table of Contents Compound Linear Inequalities: Solving Algebraically Example: Algebraically solve, - 5 < 2x + 3  8. First break the compound inequality.

Solving Absolute-Value, Compound, and Quadratic Inequalities.

4-8 COMPOUND INEQUALITIES MISS BATTAGLIA – ALGEBRA 1 CP OBJECTIVE: SOLVE COMPOUND INEQUALITIES AND ABSOLUTE VALUE INEQUALITIES AND GRAPH THE SOLUTIONS.

EXAMPLE 6 Use a quadratic inequality as a model The number T of teams that have participated in a robot- building competition for high school students.

Equations and Inequalities

Fri 10/2 Lesson 2 – 8 Learning Objective: To graph two variable inequalities Hw: Pg. 118 #8 – 17, 39 – 41, *46.

Linear Inequalities in Two Variables Objectives: Solve and graph a linear inequality in two variables..

 Systems of linear inequalities are sets of two or more linear inequalities involving two or more variables.  Remember, the highest power of any variable.

Solving Inequalities Solving Inequalities Objective: SWBAT solve and graph compound inequalities.

Graphing and Solving Inequalities. Finding an Inequality Boundary Boundary Point: A solution(s) that makes the inequality true (equal). It could be the.

GraphingSubstitutionEliminationNon-LinearInequalities

EXAMPLE 6 Use a quadratic inequality as a model The number T of teams that have participated in a robot- building competition for high school students.

6.5 Solving Inequalities by Factoring. Steps to Solve To solve an inequality by factoring, treat the inequality like an sign and solve. Make sure to set.

Warm Up Write as an inequality and interval notation.

EXAMPLE 1 Graph a quadratic inequality Graph y > x 2 + 3x – 4. SOLUTION STEP 1 Graph y = x 2 + 3x – 4. Because the inequality symbol is >, make the parabola.

9.3 – Linear Equation and Inequalities 1. Linear Equations 2.

MM2A4. Students will solve quadratic equations and inequalities in one variable. d. Solve quadratic inequalities both graphically and algebraically, and.

Graphing Linear Inequalities Review: One variable inequality and graph 1.) x > 2 2.) x

Quadratic Inequalities You can solve a quadratic inequality algebraically by factoring. Just like solving a quadratic equality we set it = to 0. we move.

Solving a Linear Inequality. Solving an Inequality In order to find the points that satisfy an inequality statement: 1. Find the boundary 2. Test every.

Holt McDougal Algebra Solving Systems of Linear Inequalities Solve systems of linear inequalities. Objective.

EXAMPLE 1 Graph a quadratic inequality Graph y > x 2 + 3x – 4. SOLUTION STEP 1 Graph y = x 2 + 3x – 4. Because the inequality symbol is >, make the parabola.

Notes Over 1.6 Solving an Inequality with a Variable on One Side Solve the inequality. Then graph your solution. l l l

Solving Compound Inequalities When the word and is used, the solution includes all values that satisfy both inequalities. This is the intersection of the.

Solving Equations and Inequalities with Technology.

Warm-up – Math Prompt Denote the essential question and the standard for the day.

Inequality Notation.

Warm up – Solve the Quadratic

Linear Inequalities in One Variable

Polynomial & Rational Inequalities

Solve: 1) x + 5 = 9. x + 5 > 9 2) y – 6 = -3

Graphing a System of Inequalities

Chapter 9 Linear and Quadratic Inequalities

Polynomial and Rational Inequalities

10.8 Systems of Second-Degree Equations and Inequalities

2.) Is x = –5 a solution to 3x < - 12?

1. Solve x2 – 2x – 24 = 0. ANSWER –4 2. Solve –8 < 3x –5 < 7.

Graphing and solving quadratic inequalities

Warm up – Solve the Quadratic

6-7 Graphing and Solving Quadratic Inequalities

Graphing Quadratic Inequalities

Solving Polynomial Inequalities

2.7 Two-variable inequalities (linear) 3.3 Systems of Inequalities

Solving Quadratic Inequalities algebraically

Warm Up Graph y = 4x and 16, $10’s and 7 $20’s.

Solving Linear Inequalities

Warm up – Solve.

Solving Equations and Inequalities with Technology

Solving Equations and Inequalities with Technology

Radical Functions Essential Questions

1.5 Linear Inequalities.

Homework Check.

Solving Systems of 5-6 Linear Inequalities Warm Up Lesson Presentation

Solving Compound Inequalities

Solving Inequalities.

Solve Systems of Linear Inequalities

Warm Up Graph y = 4x and 16, $10’s and 7 $20’s.

Warm-up: State the domain.

Graphs of Quadratic Functions

Linear Inequalities in Two Variables

Graphing Quadratic Inequalities

Chapter 2 Section 7 Two-Variable Inequalities

Graphing Linear Inequalities

Warm- Up: Solve by Substitution

Presentation transcript:

Warm up – Solve the Quadratic

Questions over hw? (worksheet)

Solving Quadratic Inequalities Graphically

Solve Quadratic Inequality Write in standard form. *variable must be on the left side* Change the inequality to = and solve Graph the solutions and y-int. Shade above for Greater Than and shade below for Less Than *look for open/closed dots* 5. Write the answer in interval notation

1. Solve and graph.

2. Solve and graph.

Here is another method if you need more help! Questions?? Here is another method if you need more help!

Solving Quadratic Inequalities Algebraically

Solve Quadratic Inequality Write in standard form Change the inequality to = and solve Plot the solutions on number line. *look for open/closed dots* Test the number 0 to see if it satisfies the inequality. 5. Write the answer in interval notation

1. Solve the Inequality. X X

2. Solve the Inequality.

3. Solve the Inequality.

CW/HW Worksheet #1-12