Unit 5Linear Functions 

Proportionality Functions Modeling Ceteris Paribus 
DESMOS Graphing Calculator 

Lesson/Objective  Supplemental Lessons  Online Practice  Homework 
51
Rate of Change and Slope Objective: To find rates of change from tables; To find slope Essential Understandings:You can use ratios to show a relationship between changing quantities, such as vertical and horizontal change. 
Video Tutors finding the slope using rise over run finding the rate of change using a table finding the rate of change using a graph 
selfcheck quiz 
hw#51: Due Monday, Jan 7 pg 297299 #110 All, #1121 Odd, #2325 All, #27 SPECIAL LINKS from NY Regents Prep Website 
52 Direct Variation 
Postponed until later in the unit... Mr. C. 

53
SlopeIntercept Form Objective: To write linear equations using slopeintercept form; To graph linear equations in slopeintercept form Essential Understandings: 
Video Tutors graphing a linear equation using slopeintercept form writing an equation given the slope & yintercept 
selfcheck quiz 
hw#53: Due Wed Jan 9 pg 312 #16 ALL #727 ODD 
54
PointSlope Form Objective: To write and graph linear equations using pointslope form Essential Understandings:You can use the slope of a line and any point on the line to write and graph an equation of the line. Any two equations for the same line are equivalent.

Video Tutors graphing linear equations using pointslope form writing an equation in pointslope form using a point and the slope 
selfcheck quiz

hw#54: Due Fri Jan 11 pg 318 #17 ALL, #929 ODD 
55
Standard Form Objective: To graph linear equations using intercepts; To write linear equations in standard form Essential Understandings:One form of a linear equation, called standard form, allows you to find intercepts quickly. You can use the intercepts to draw the graph. 
Video Tutors Modeling real world situations using linear equations Finding the x and yintercepts from an equation in standard form 
selfcheck quiz

hw#55: Due Tues Jan 15 Complete Unit 5 Problem Set A AND (in your book)...

MidChapter Practice and Review  Use SlopeIntercept Form to Zap the Cockroaches!  
QUIZ on sections 51 thru 55 Thurs, Jan 17th 

56
Parallel and Perpendicular Lines Objective: To determine whether lines are parallel, perpendicular, or neither; To write equations of parallel lines and perpendicular lines Essential Understandings:You can determine the relationship between two lines by comparing their slopes and yintercepts. 
Video Tutors Determining whether lines are parallel Writing equations of parallel lines 
selfcheck quiz

hw#56: Due pg 33032 #14 All #735 Odd AND.... hw #52 Due pg 30203 # 15 All #914 All #3034 All

52
Direct Variation Objective: To write and graph an equation of direct variation Essential Understandings: 
Video Tutors using a direct variation to describe a situation 
selfcheck quiz 

NOTE TO STUDENTS January, 2012 

57
Scatter Plots and Trend Lines Objective: To write an equation of a trend line and a line of best fit; To use a trend line and a line of best fit to make predictions Essential Understandings:You can determine whether two sets of numerical data are related by graphing them as ordered pairs. Most scatter plots are in the first quadrant of the coordinate plane because the data are usually positive numbers. 
Video Tutors 
selfcheck quiz 
hw#57: Due HOMEWORK Complete Unit 5 Problem Set B pg 34043 #9,10,18,19 For the UNIT TEST, you should IMMERSE yourself in pages 353357. You don't have do to every problem, but YOU DO HAVE TO KNOW HOW TO DO EVERY PROBLEM!! ... AND, you should know where to ask questions if you need help. 
UNIT TEST REVIEW  UNIT 5 EXTRA PRACTICE  CUMULATIVE REVIEW 15  
UNIT
5 TEST (excluding section 58): 

58
Graphing Absolute Value Functions Objective: To graph an absolute value function; To translate the graph of an absolute value function Essential Understandings:You can quickly graph absolute value equations by shifting the graph of y = x. 
Video Tutors Graphing a vertical translation of an absolute value equation Writing an equation for the vertical translation of an absolute value equation Graphing a horizontal translation of an absolute value equation Writing
an equation for the horizontal translation of absolute value equation 
selfcheck quiz 
hw#58 Due pg 34446 #15 All #11 41 Odd #5053 All Extra credit for the first few good explanations of #41 on the blog!
