HP 48g Graphing Calculator User Manual
Page 265
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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.) 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 inverse hyperbolic functions wdth their definitions in flS I NH < U > -+ - LH < i < 1 +U"'"2 > "-U > Expand as product-of-trigonornetric-fimctions. '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
EoPifl) costfi--'i > + SIN
trigonometric, hyperbolic, inverse trigonometric, and
terms of EXP and LN. (These examples assume
Radians mode.)
Expands trigonometric functions of sums and
differences.