510746
26
Zoom out
Zoom in
Previous page
1/114
Next page
Mathematical Calculations18
Pressing D performs a swap. A swap operation exchanges the numbers on Levels 1 and 2
of the stack. The
D key has a small symbol to the right of the parenthesis symbol to indicate
the swap feature. With the numbers entered into the stack shown in the left column in Figure 7,
pressing D performs a swap to the stack as shown in the right column.
Figure 7 The RPN Stack and the Swap Operation
NOTE: when no menu is selected, the < key performs the same function as the ( key.
The > key performs the inverse operation called, roll up.
One-Number Functions and the Math Menu
The key presses for the one-number mathematical functions listed in Table 2-4 below apply to
all modes, Chain, Algebraic, and RPN. To execute one-number functions, with a number
displayed, press the key or key combination corresponding to the operation you wish to
execute. The result is displayed on the bottom line.
For example, to calculate , press 6:n. The result of 2.45 is calculated
immediately and displayed on the bottom line. Note the square root symbol appears on the
top line.
NOTE: before doing any trigonometric calculations in the Math menu, check whether the
angle mode is set for degrees (Degree) or radians (Radian). You will need to change the
setting if the active mode is not what your problem requires. For more information on the
Mode menu and calculator settings, refer to the section titled, The Mode Menu: Setting
Preferences in Chapter 1. Table 2-4 lists one-number functions along with their corresponding
keys.
-15
-15
23
41
-15
12
41
23
6
26


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for HP 30b at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of HP 30b in the language / languages: English as an attachment in your email.

The manual is 2,43 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info