Hp 48g Graphing Calculator Uživatelský manuál Strana 267

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Step 2: Activate the Selection environment. Then move the selection
cursor to the = sign and get the RULES menu.
® . .
¡5) (5 times)
RULES
Step 3: Move the term B ■ ft to the left side of the = sign.
20
Step ,j: Merge the two terms on the left side of the = sign.
Me.
Step 5: Now that x occurs only once in the equation, put the
equation on the stack and isolate x.
fENTERlf^fSYMBOlicnrnr^
X I SOL
1: 'K=Cy(R-B)'
Making User-Defined Transformations
If the built-in Rules transformations do not rearrange an algebraic
in the form you want, you can make your own transformations. A
“custom” transformation replaces occurrences of a pattern with a new
pattern. The pattern can be specific or it can contain “wildcards” that
match any subexpression and that you can reinsert in the replacement.
You’re informed whether or not a replacement was made.
Calculus and Symbolic Manipulation 20-27
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