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PDL Project
By Larry GreenLake Tahoe Community College
Catalogue of Mathematics Applications Found in Non-Mathematics Courses
Idea Began Five Years Ago Full mind and body workout
OER Course Lectures
Courses
Where They Reside
Useless Word Problems I have 23 coins in my pocket consisting of
dimes and quarters that have total value of $3.65. How many dimes and how many quarters do I have?
Student Motivation Why do I have to take this worthless math
course?
Pilot Prior Quarters The Hook
Universally Positive, Wanted more.
Computer Power: Beginning of the 20th Century
Moore’s Law
▪ The number of transistors doubles every two years.
Latest Data
Forecast
Forecast
Computers reached the processor power of the fly brain in the year 2000.
Forecast
Computers reached the processor power of the a mouse in 2012.
Forecast
Computers will reach the processor power of the human brain in the year 2025
Forecast
Computers will reach the combined processor power of all humans on earth in the year 2045.
Be Afraid
The Story of Mr. and Mrs. J
Mrs. J’s Dream
Reality
Survival Curve
Survival Equation
11
8y x
Productivity Equation
11
8y x
11
8Survivors x x
Productivity Equation1
18
y x
2
11
8
1
8
Survivors x x
x x
Productivity Equation1
18
y x
2
11
8
1
8
Survivors x x
x x
1
42 1/ 8xV
My New Neighbors
The End
Challenges
Solution
The Site http://www.ltcconline.net/greenl/applicatio
nscatalog/courselist.html
How I Use the Site An application a Day Give introduction Pause and have students fill in the details Won’t be on the test Refer to it as we learn
Student Reaction Only positive comments Time trap: move on Best part of the class
Findings No factoring other then difference of
squares Should we care?
Regression analysis Now in Common Core
More Findings Maclaurin Series Expansion of
Euler’s Equation
1 ( )a
f x
cos sinixe x i x
Questions?