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TI-83 Plus Math, Angle, and Test Operations 66
L
(Negation)
M
(negation,
Ì
) returns the negative of
value
. You can use
M
with real or
complex numbers, expressions, lists, and matrices.
M
value
EOS™ rules (Chapter 1) determine when negation is evaluated. For
example,
L
A
2
returns a negative number, because squaring is evaluated
before negation. Use parentheses to square a negated number, as in
(
L
A)
2
.
Note: On the TI-83 Plus, the negation symbol (
M
) is shorter and higher than the
subtraction sign (
N
), which is displayed when you press
¹
.
p
(Pi)
p
(Pi,
y
B
) is stored as a constant in the TI-83 Plus. In calculations,
the TI-83 Plus uses 3.1415926535898 for
p
.