AREA48/HP50 - ENGLISH VERSION - Hardly under construction, even during Covid's Time!

Flip the cell phone horizontally.
 
HP50
for beginners!


Search Area48 for HP50:
This page is set also to be viwed in mobile phone.
Basic Knowledge

1 - HP50 View

1A - HP50 Front View
1B - HP50 Back View




2 - Plotting a mathematical function

1- First of all
Click on
to set operating mode to ALGEBRAIC




3 - Making my first program

1- First of all
Click on and
to set operating mode to RPN


Step 1
Editing program

Type as in
screenshot
Press.
+ , for ≪ ≫
+ , for →
+ , for [EVAL]
Step 2
Saving the program

Save it as FST
On stack type 'FST'
And press
Press to see it.
Press + , for ' '
Step 3
Running the program

On stack type 2 3 and press

It should appear 5, as a result.




4 - Making my second program

1- First of all
Set operating mode to RPN


Step 1 Press.
+ [FST] +
where [FST] is your first program,
made before, as shown above.


Step 2
Editing program

Type, as in red, in the
screenshot


Step 3
Saving
and
running
Type 'SCD' and press
Press

Press soft key [SCD],
enter 2 numbers
and press




5 - Making my third program

1- First of all
Set operating mode to RPN


Step 1 Press.
+ [SCD] +
where [SCD] is your second program, made before, as shown above.


Step 2
Editing program

Type, as in red, in the
screenshot


Step 3
Saving
and
running
Type 'TRD' and press
Press

Press soft key for [TRD],
enter 2 numbers
and press




6 - Making my fourth program
Just look and try






7- Reset HP50, when it freezes


Press F1 , F6 and ON, simultaneosly.
Hope few seconds and realease.

It will ask:


Say 'NO' pressing function key F6




8 - Running self test


Press [ON] and [F5], simultaneosly.
Hope few seconds and realease.

Press [ON] and [F3], to stop.

5 - Running self test

If it shows FAIL, don't worry about, it can be only the card that is not ok.
not formated or damaged.




9 - Syntax





10 - Using EQW

This is a video, not a picture.
Please, start video clicking on play button,
in the bottom left of video window.


Gold Tip

Draw first the equation and after insert the function ∫, σ,Σ, lim




11 - Solving Lin Sys


Press + [7]
Lets considere:
Given 3 matrices,
A,B and X,
such that:

A x B = X

Where,
A, coeficients matrix,
B, independet terms matrix
C, variables (x,y,z) matrix.

Example:
2x + 3y + 2z = 14
3x + 1y -1z = 2
4x - 2y + 1z = 3



In HP50
+
to enter Solve Lin Sys
Please, see video below.





12 - Writting in Small Keys



Press + + + +

Press again +




Anti stress Area
Le Mondine - Siamo Donne

Video source: youtube.com


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