HP 49g User Manual page 3

Cursor movement ................................................................................ 4-34
Standard cursor movement .......................................................... 4-34
Tracing a plot .................................................................................. 4-35
Cursor coordinates ........................................................................ 4-35
Zooming ................................................................................................ 4-36
To zoom in ...................................................................................... 4-36
To zoom out .................................................................................... 4-36
Zoom options .................................................................................. 4-36
Analyzing functions ............................................................................. 4-37
Finding roots .................................................................................. 4-38
Finding extrema ............................................................................. 4-38
Finding slopes ................................................................................ 4-38
Finding areas .................................................................................. 4-39
Finding intersections ..................................................................... 4-39
Tables .................................................................................................... 4-40
Customizing table values .............................................................. 4-40
Special plotting and table variables .................................................. 4-41
EQ .................................................................................................... 4-41
π DAT ................................................................................................ 4-41
PPAR ................................................................................................ 4-41
VPAR ................................................................................................ 4-42
π PAR ................................................................................................ 4-42
ZPAR ................................................................................................ 4-42
TPAR ................................................................................................ 4-42
Configuring the CAS .............................................................................. 5-2
Numeric option ................................................................................ 5-3
Approx option .................................................................................. 5-3
Other options .................................................................................... 5-4
Using the computer algebra system .................................................... 5-5
Working from the command line ................................................... 5-7
Working in Equation Writer ............................................................ 5-9
Performing substitutions .................................................................... 5-10
Expanding and factorizing .................................................................. 5-11
Expanding expressions ................................................................. 5-11
Factorizing expressions ................................................................ 5-13
Exponential and trigonometric expressions .............................. 5-14
Calculus commands ............................................................................ 5-17
Example .......................................................................................... 5-18
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