February 1

solved problems - using key ideas

• using transformations on a specific function, #17
• a study of the reciprocal of a given function, #28
• composition of functions, #35
• composition of three functions, #38
• taking a verbal description of a function and changing it to an algebraic description of a function, #47

1.3  Graphing Calculators and Computers

objective
to learn how to use graphing calculators, to learn how to use the display window effectively, and how to find solutions to functions in three different ways

key ideas and/or vocabulary
calculator keys:  graph, wind, zoom (zin, zout, zstd, zprev, box, zoomx), stpic, math (root, isect), solver, custom, {, }
 
 

group work
Domains of functions and their compositions

announcements
Don't forget to download Adobe Acrobat Reader.
 
 

Download Adobe Acrobat Reader

 

 
 

QUESTION OF THE DAY

Use your calculator to help determine the domain and range of the function

SOLUTION

 

SOLUTION. The domain appears to be (-¥ ,0],(1,¥ ).  The range appears to be [0,1),(1,¥).    The window for the graph above is [-2.5,5] x [-2.5,5].