User's Guide

Function Calculations

Use the

key to enter the COMP Mode when you want to perform

function calculations.

(COMP)

Using functions can slow down a calculation, which may delay display of

the result. T

o interrupt an ongoing calculation before its result appears,

press

Pi ( π ), Natural Logarithm Base e

Pi ( π )

ou can input pi ( π ) into a calculation.

The following shows the required key operations and the values this

calculator uses for pi ( π ).

π = 3.14159265358980 (

( π ))

π is displayed as 3.141592654, but π = 3.14159265358980 is used for

internal calculations.

Natural Logarithm Base e

You can input natural logarithm base e into a calculation.

The following shows the required key operations and the values this

calculator uses for e .

e = 2.71828182845904 (

( e ))

e is displayed as 2.718281828, but e = 2.71828182845904 is used for

internal calculations.

rigonometric Functions, Inverse

Trigonometric Functions

• To change the default angle unit (degrees, radians, grads), press the

key a number of times until you reach the angle unit setup screen

shown below