Table 1-3 Keys and Descriptions

Keys

Description

 

 

:w

Scientific notation. Displays numbers in scientific notation.

 

 

{

Backspace. Deletes one number at a time to the left of the

cursor, starting with the most recently entered number.

 

 

:x

Reset menu. Resets some, or all, of the registers.

 

 

:o

Insert. Inserts a number into a list.

 

 

:j

Delete. Deletes a number from a list.

 

 

:p

Calculates sine.

 

 

:q

Calculates cosine.

 

:r Calculates tangent.

:s

Math menu. Includes trigonometric and inverse

trigonometric functions, probability, absolute value,

logarithmic functions, and PI.

:k Calculates natural log.

Getting Started 19

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HP 30b Professional manual Cursor, starting with the most recently entered number, Insert. Inserts a number into a list

30b Professional specifications

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With a straightforward key layout and intuitive interface, the HP 30b is designed with user experience in mind. Whether in a classroom, office, or fieldwork scenario, users can easily navigate functions and access the features they need quickly. The HP 30b Professional calculator is truly an impressive blend of technology and practicality, making it an essential tool for anyone needing reliable performance in their daily calculations.