Hp 48G Instrukcja Użytkownika Pobierz pdf (Strona 22)

Lesson 5: A Brief Tour of the HP 48

As compact and powerful as the stack is for manipulating objects,

there are many kinds of problem-solving situations which demand

s]3ecial working eiivironinents tailored to specific needs. This lesson

takes you on a. short tour of the various user-friendly environments

that comprise the HP 48.

Entry Environments

You have already seen the main entry environment on the HP 48—the

command line. However, among the mathematical objects handled by

the HP 48 are objects whose natural format is not well-suited to the

command-line display.

Creating Equations: [fjJ

Samples:

Algebraic equations and expressions can be entered as

you are accustomed t.o seeing them using a special entry

environment, the EquationWriter. The Equation Writer

is handy for writing any equation in a familiar form (see

lesson 6 for a worked example).

I'-i

'54'

8—^

r 19.

l' '

.4,

27T

2 +

x~ + 1

\/x'’ -f 5

r.r

1 + p *

2-10 Introducing the HP 48

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