HP Prime Graphing Wireless Calculator Instrukcja Użytkownika Pobierz pdf (Strona 89)

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Sample calculations

The general philosophy behind RPN is that arguments are placed before operators. The arguments can be on

the entry line (each separated by a space) or they can be in history. For example, to multiply π by 3, you could

enter the following on the entry line:

Then, enter the operator ( ). Thus, your entry line would look like this before entering the operator:

However, you could also have entered the arguments separately and then, with a blank entry line, entered the

operator ( ). Your history would look like the following gure before entering the operator:

To get the same result, you could also press to enter the value π on stack

level one, and then press .

If there are no entries in history and you enter an operator or function, an error message appears. An error

message will also appear if there is an entry on a stack level that an operator needs but it is not an

Sample calculations 41

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HP Prime Graphing Wireless Calculator Instrukcja Użytkownika Strona 89

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