Implied Multiplication; Parentheses - Texas Instruments TI-84 Plus Manual Book

Order Number Function
7
Relational functions, such as > or
8 Logic operator and
9 Logic operators or and xor
Within a priority level, EOS evaluates functions from left to right. Calculations
Note:
within parentheses are evaluated first.

Implied Multiplication

Implied Multiplication Implied Multiplication Implied Multiplication
The TI-84 Plus recognizes implied multiplication, so you need not press ¯ to express
multiplication in all cases. For example, the TI-84 Plus interprets
...
as implied multiplication.
(2 5)7
TI-84 Plus implied multiplication rules, although like the TI-83, differ from those of
Note:
the TI-82. For example, the TI-84 Plus evaluates
à
evaluates as
1 2X

Parentheses

Parentheses
Parentheses Parentheses
All calculations inside a pair of parentheses are completed first. For example, in the
expression , EOS first evaluates the portion inside the parentheses, 1+2, and then
4(1+2)
multiplies the answer, 3, by 4.
Chapter 1: Operating the TI-84 Plus Silver Edition
à ...
(Chapter 2).
1 (2 X)

à à ...
as
1 2X (1 2)
p,
,
2 4sin(46) 5(1+2)
, while the TI-82
X
, and
41