Algebra II 1.7: Solve Absolute Value Equations and Inequalities.

Slides:

Advertisements

Similar presentations

2.2 Solve Absolute Value Equations and Inequalities

Advertisements

Remember! For a square root, the index of the radical is 2.

Prerequisite Skills VOCABULARY CHECK 1.

TODAY IN ALGEBRA…  WARM UP: Determining whether an ordered pair is a solution and graphing linear equations  Learning Goal: 6.7 You will graph linear.

1.8 Solving Absolute Value Equations and Inequalities

6.8 –Systems of Inequalities. Just like systems of equations, but do the inequality part!

Absolute Value Inequality

Unit 1 Test Review Answers

Do Now: Evaluate: 3AB. Algebra II 3.7: Evaluate Determinants HW: p.207 (4-14 even) Test : Friday, 12/6.

Set Operations and Compound Inequalities. 1. Use A = {2, 3, 4, 5, 6}, B = {1, 3, 5, 7, 9}, and C = {2, 4, 6, 8} to find each set.

Algebra II w/ trig. Compound inequality: two inequalities joined by “and” or “or” AND graph means both inequalities are true (think: between, alike) OR.

x x x < 1or x < 3 x < 3.

Solving Absolute Value Equations and Inequalities.

1-6 Day 1 Absolute Value Equations Objective: I can solve an absolute value equation. Unit 1.

Solving Absolute Value Inequalities

Linear Inequalities And Absolute Value Solving Inequalities Multiplication/Division “ALGEBRA SWAG” “ALGEBRA SWAG” -

3.6 Solving Absolute Value Equations and Inequalities

5.3 – Solving Multi-Step Inequalities. *Just like solving equations*

1.8 Absolute Value Equations and Inequalities Warm-up (IN) Learning Objective: to write, solve and graph absolute value in math and in real-life situations.

5.2 – Solving Inequalities by Multiplication & Division.

1.6 Absolute Value Equations and Inequalities. Solving an Absolute Value Equation What is the solution of | 2x – 1 | = 5? Graph the solution. | 2x – 1.

Solving Open Sentences Involving Absolute Value

1.7 – Solve Absolute Value Equations and Inequalities Recall that the absolute value of a number x, written |x|, is the distance the number is from 0 on.

1 Numbers & Basic Algebra – Math 103 Math, Statistics & Physics.

Objectives Solve compound inequalities in one variable involving absolute-value expressions.

Math 9 Lesson #23 – Absolute Value Equations and Inequalities Mrs. Goodman.

3.7 Absolute value DAY 2. Solve for x----no notes on this slide (just watch). |x| = 5 |x + 2| = 5 x = 5 or x = -5 x + 2 = 5 or x + 2 = -5 x =

Section 1-5: Absolute Value Equations and Inequalities Goal 2.08: Use equations and inequalities with absolute value to model and solve problems; justify.

1.7 “Absolute Value” Absolute Value is always positive!! 7 = 7-7 = 7 **When solving equations or inequalities, you MUST set up 2 separate problems, one.

1.8 Absolute Value Equations and Inequalities Warm-up (IN) Learning Objective: to write, solve and graph absolute value in math and in real-life situations.

1-6 Day 1 Absolute Value Equations Objective: I can solve an absolute value equation. Unit 1.

1 Beginning & Intermediate Algebra – Math 103 Math, Statistics & Physics.

Mon 1/11 Lesson 6 – 5 Learning Objective: To solve square root equations Hw: Lesson 6 – 5 WS 1.

Warm Up  Solve the equation or inequality.  1.) 3x + 15 = -42  2.) 5x – 8 ≤ 7  3.) 2x

Notes Over 3.1 Solving a System Graphically Graph the linear system and estimate the solution. Then check the solution algebraically.

Warm – up #6 Warm – up #6 Solutions x x x < 1or x < 3 x < 3.

1.8 Solving Absolute Value Equations and Inequalities Objectives: Write, solve, and graph absolute value equations and inequalities in mathematical and.

Jeopardy Q $100 Q $100 Q $100 Q $100 Q $100 Q $200 Q $200 Q $200

ALGEBRA 1 MIDTERM EXAM Wednesday, October 21, 2015.

Math 71A 4.3 – Equations and Inequalities Involving Absolute Value 1.

Algebra 1 Section 6.4 Solve absolute Value Equations and Inequalities

Absolute Value Equations

3.3 – Solving Systems of Inequalities by Graphing

10.8 Systems of Second-Degree Equations and Inequalities

Lesson 37: Absolute Value, pt 2 Equations

Algebra Bell-work 9/13/17 Turn in your HW! 1.) 7x – 6 = 2x + 9

Algebra II Unit 1 Test Review: Equations and Inequalities

Section 13.3: Solving Absolute Value Equations

Absolute Value inequalities

Algebra II Honors/Gifted

Wildcat Drills Solve: 1. 2

Bellringer (7 minutes) What should the graph look like for the following inequality? 3x – 8 > – 13 5x – 3 < 7 or 4x – 11 > 20.

Solving Equations and Inequalities with Absolute Value

Section 2.2: Solving Absolute Value Equations

3.) Which is greater 4 • or 4(5 - 3)

Grade Eight – Algebra I - Unit 4

Solving a Radical Equation

HW: Maintenance Sheet DUE

Jeopardy Final Jeopardy Solving Equations Solving Inequalities

Solve Systems of Equations by Graphing

Warm Up Solve each equation. 1. 2x – 5 = –17 2. –6 14

12.3 Solving Radical Equations

3-3 Systems of Inequality

3-6 Absolute Value Equations and Inequalities

L1-5 Algebra 2.

Warm-up 1. 5x – 4 = 2x (x + 2) + 3x = 2 Solve for the variable 1. 5x – 4 = 2x (x + 2) + 3x = 2.

Warm-up 1. 5x – 4 = 2x (x + 2) + 3x = 2 Solve for the variable 1. 5x – 4 = 2x (x + 2) + 3x = 2.

Example 1: Solving Rational Equations

11-5 Solving Rational Equations

Daily Check Solve and Graph on a Number Line

Presentation transcript:

Algebra II 1.7: Solve Absolute Value Equations and Inequalities. HW: p.55 (10, 16-28 even, 34, 38) p.45 (24-32 even), p.56 (34, 38, 48-60 even) Test (1.1-1.7): Tuesday 9/25 Math tutorial today in room 615

Evaluate the following absolute values. 1.) 2.) 3.) 4.)

Solve and graph.

Solve and graph.

Solve and graph.

Solve and graph.

Solve and graph.

Solve and graph.

Algebra II 1.7: Finish HW:p.45 (24-32 even), p.56 (34, 38, 48-60 even) Test (1.1-1.7): Tuesday 9/25

Solve and check for extraneous solutions.

Solve and check for extraneous solutions.

Solve and graph.

Solve and graph.

Solve and graph.

Solve and graph.

Solve and graph.

Test Scores: p.58 #13 Your final grade in a course is 80% of your current grade, plus 20% of your final exam score. Your current grade is 83 and your goal is to get a final grade of 85 or better. Write and solve an inequality to find the final exam scores that will meet your goal.