HP 48gII Graphing Calculator Manual do Utilizador descarregar pdf (Página 200)

Function NUM has the same effect as the keystroke combination ‚ï

(associated with the ` key). Function NUM converts a symbolic result

into its floating-point value. Function Q converts a floating-point value into

a fraction. Function Qπ converts a floating-point value into a fraction of π,

if a fraction of π can be found for the number; otherwise, it converts the

number to a fraction. Examples are of these three functions are shown next.

Out of the functions in the REWRITE menu, functions DISTRIB, EXPLN,

EXP2POW, FDISTRIB, LIN, LNCOLLECT, POWEREXPAND, and SIMPLIFY

apply to algebraic expressions. Many of these functions are presented in this

Chapter. However, for the sake of completeness we present here the help-

facility entries for these functions.

DISTRIB EXPLN

EXP2POW FDISTRIB

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HP 48gII Graphing Calculator Manual do Utilizador Página 200