HP 39g Graphing Calculator Podręcznik Użytkownika Pobierz pdf (Strona 157)

Using mathematical functions 10-21

AND Compares value1 and value2. Returns 1 if they are both non-

zero, otherwise returns 0.

value1 AND value2

IFTE If expression is true, do the trueclause; if not, do the

falseclause.

IFTE(expression

trueclause

falseclause

)

Example

IFTE(X>0,X

)

NOT Returns 1 if value is zero, otherwise returns 0.

NOT value

OR Returns 1 if either value1 or value2 is non-zero, otherwise

returns 0.

value1 OR value2

XOR Exclusive OR. Returns 1 if either value1 or value2—but not

both of them—is non-zero, otherwise returns 0.

value1 XOR value2

Trigonometry functions

The trigonometry functions can also take complex numbers as

arguments. For SIN, COS, TAN, ASIN, ACOS, and ATAN,

see the Keyboard category.

ACOT Arc cotangent.

ACOT(value)

ACSC Arc cosecant.

ACSC(value)

ASEC Arc secant.

ASEC(value)

COT Cotangent: cosx/sinx.

COT(value)

CSC Cosecant: 1/sinx

CSC(value)

SEC Secant: 1/cosx.

SEC(value)

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HP 39g Graphing Calculator Podręcznik Użytkownika Strona 157