HP 48g Graphing Calculator - Manual (Page 265)

The RULES Menu—Rearranging Exponentials
Key Description
L* Replace log-of-power with product-of-log.
!.... ( ) Replace product-of-log with log-of-power.
Replace power-product with pow^er-of-power.
Replace power-of-pow^er with pow'er-product.
•• ! i L:i Replace exponential with trigonometric functions.
(This example assumes Radians mode.)
EoPifl) costfi--'i > + SIN<fl-"’i *i
The RULES Menu—Adding Fractions
20
Key Description
Add fractions. Combines terms over a common
denominator. (If the denominator is already common
between two fractions, use M-e .)
The RULES Menu—Expanding Trigonometric Functions
Key Description
Expand-trigoiiometric-defmition. Replaces
trigonometric, hyperbolic, inverse trigonometric, and
inverse hyperbolic functions wdth their definitions in
terms of EXP and LN. (These examples assume
Radians mode.)
flS
I NH
<
U
> -+ -
LH
< i <
1 +U"'"2
>
"-U
>
Expand as product-of-trigonornetric-fimctions.
Expands trigonometric functions of sums and
differences.
'6 1 N t K+Y .1’ —^ B J. N t K ;■ YBUS t Y .5 + IJUo (. K .eiS i. M c Y .1'
Calculus and Symbolic Manipulation 20-25