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INDEPENDENT Woman I am with the master planI run DOMAIN in my classroom man!Teaching youngins responsibilitiesHow to reach your RANGE of possibilitiesWhatcha got! Gotta study to get my mind readyYou DEPENDING on me to keep it going steady.I show up ready, willing, changing, growing, always striving, plotting points, drawing lines, going down Chicago line…If the train jumps the track do you want your money back?NO! Better get while the gettin’ is good Cause at the end of nine weeks you gonna wish you would! Yeah
Bell Work PREPARE FOR YOUR QUIZ SHARPEN PENCILS GET NOTEBOOK PAPER OUT
Bell Work The cost of riding a taxi involves a minimum charge of $5 and an additional charge of $1.20 per minute a.) Write the relationship in function notation (where "C" is cost and "t" is time in hours). b.) Calculate the cost of riding for 15 minutes using function notation in your work .
Write inFunction Notation What is the relationship between x and f(x)? Express your answer using function notation 1 7 2 14 3 21 4 28 5 35
F(x)=5x Functions F(x)=2x +7 How TWO Events Relate
Function: How two events relate… The relationship between variables Word Wall Function Notation:A shorthand way to define the relationship between the variables. Independent Variable: The input variable. It dominates or controls the “function” of the relationship between the two variables. Also known as the Domain Dependent Variable:The output variable. It is controlled by the “function” or behavior of the input variable. Also known as the Range
Is used to define yin terms of x Function Notation f(x) is actually your Y value evaluated at the xvalue! f(x)=x
Mr. Piggy Mr. Piggy loves to eat desserts every day! He eats cake for the next FIVE days. Let’s see what happens! Day 1: one cake Weight: 250lbs Day 2: two cakes Weight: 254lbs Day 3: three cakes Weight: 259lbs Day 4: four cakes Weight: 265lbs Day 5: five cakes Weight: 275lbs
Let’s Make a Table! Weight Cakes 1 250 Day 1: One cake 250lbs 2 254 Day 2: Two cakes 254lbs 3 259 Day 3: Three cakes 259lbs 4 265 Day 4: Four cakes 265lbs 5 275 Day 5: Five cakes 275lbs
Class Work: Weight Cakes 1 250 2 254 3 259 4 265 • Graph the dataWhat is the domain?What is the range?Should I connect the dots? 5 275
Write inFunction Notation Weight Cakes 1 250 f(1)=250 2 254 f(2)=254 3 259 f(3)=259 4 265 f(4)=265 5 275 f(5)=275