Casio ALGEBRA FX 2.0 PLUS Computer Algebra System and Tu Instrukcja Użytkownika Pobierz pdf (Strona 19)

20010102

u tanLine (tanLin)

Function: Returns the expression for a tangent line.

Syntax: tanLine( {Exp/List}, variable, variable value at point of tangency [ ) ]

Example To determine the expression for a line tangent with X

when X = 2

2(CALC)i(tanLin)vMd,v,cw 12X – 16

u denominator (den)

Function: Extracts the denominator of a fraction.

Syntax: denominator( {Exp/List} [ ) ]

Example To extract the denominator of the fraction (X + 2)/(Y – 1)

2(CALC)j(EXTRCT)b(den)

(a+(X)+c)/(a-(Y)-bw Y – 1

u numerator (num)

Function: Extracts the numerator of a fraction.

Syntax: numerator( {Exp/List} [ ) ]

Example To extract the numerator of the fraction (X + 2)/(Y – 1)

2(CALC)j(EXTRCT)c(num)

(a+(X)+c)/(a-(Y)-bw X + 2

u gcd

Function: Returns the greatest common divisor.

Syntax: gcd( {Exp/List}, {Exp/List} [ ) ]

Example To determine the greatest common divisor of X + 1 and X

– 3X – 4

2(CALC)v(gcd)v+b,vx-

dv-ew X + 1

7-1-18

Using the CAS (Computer Algebra System) Mode

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Casio ALGEBRA FX 2.0 PLUS Computer Algebra System and Tu Instrukcja Użytkownika Strona 19