Casio ALGEBRA FX 2.0 Manual Calculations Uživatelský manuál stáhnout pdf (Strana 21)

19990401

k Hyperbolic and Inverse Hyperbolic Functions

•Be sure to specify Comp for Mode in the SET UP screen.

Example Operation

sinh 3.6 = 18.28545536 K6(g)2(HYP)b(sinh)3.6w

cosh 1.5 – sinh 1.5 K6(g)2(HYP)c(cosh)1.5-

= 0.2231301601 2(HYP)b(sinh)1.5w

= e

–1.5

(Display: –1.5) I!-(Ans)w

(Proof of cosh x ± sinh x = e

±x

)

cosh

–1

= 0.7953654612

K6(g)2(HYP)f(cosh

–1

)(20/15)w

Determine the value of x

when tanh 4 x = 0.88

x =

tanh

–1

0.88

K6(g)2(HYP)g(tanh

–1

)0.88/4w

= 0.3439419141

2-4-5

Function Calculations

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Casio ALGEBRA FX 2.0 Manual Calculations Uživatelský manuál Strana 21