Operating the Calculator
160
•
This guidebook uses the word command as a generic reference to both functions
and instructions.
Implied Multiplication
Implied Multiplication
Implied Multiplication
Implied Multiplication
The graphing calculator recognizes implied multiplication, provided it does not conflict
with a reserved notation.
Parentheses
Parentheses
Parentheses
Parentheses
Expressions are evaluated according to the Equation Operating System (EOS™)
hierarchy described in the
Technical Reference
module. To change the order of
evaluation or just to ensure that an expression is evaluated in the order you require, use
parentheses.
Calculations inside a pair of parentheses are completed first. For example, in 4(1+2),
EOS first evaluates (1+2) and then multiplies the answer by 4.
If you enter:
The calculator interprets it as:
Valid
2
p
4 sin(46)
5(1+2) or (1+2)5
[1,2]a
2(a)
2
ù
p
4
ù
sin(46)
5
ù
(1+2) or (1+2)
ù
5
[a 2a]
2
ù
a
Invalid
xy
a(2)
a[1,2]
Single variable named xy
Function call
Matrix index to element a[1,2]
Summary of Contents for TI-89 Voyage 200
Page 1: ...TI 89 Titanium Graphing Calculator...
Page 35: ...Getting Started 35 2 B u s i n e s s D B D B Press Result...
Page 44: ...Getting Started 44 3 0 D B D D Press Result...
Page 45: ...Getting Started 45 B D D 2 0 0 2 Press Result...
Page 46: ...Getting Started 46 D B Scroll down to October and press D 1 9 Press Result...
Page 60: ...Getting Started 60 Example Set split screen mode to TOP BOTTOM Press Result 3 B D...
Page 63: ...Getting Started 63 2 D B 4 Press Result...
Page 453: ...Differential Equation Graphing 453...
Page 468: ...Tables 468...
Page 539: ...Data Matrix Editor 539...