Texas Instruments TITANIUM TI-89 - Manual (Page 806)

806 Appendix A: Functions and Instructions
prior to 1583 (pre-Gregorian calendar).
Enter the year as a four-digit integer. The month
and day can be either one- or two-digit integers.
3 = Tuesday
4 = Wednesday
5 = Thursday
6 = Friday
7 = Saturday
4444DD
MATH/Angle menu
number 4444DD ⇒ ⇒ ⇒ ⇒ value
list1 4444DD ⇒ ⇒ ⇒ ⇒ list
matrix1 4444DD ⇒ ⇒ ⇒ ⇒ matrix
Returns the decimal equivalent of the argument
expressed in degrees. The argument is a number,
list, or matrix that is interpreted by the Mode
setting in gradians, radians or degrees.
In Degree angle mode:
1.5ó 4DD ¸ 1.5у
45у 22'14.3" 4 DD ¸ 45.370 ... у
{45у 22'14.3",60у 0'0"} 4 DD ¸
{45.370 ... 60}¡
In Gradian angle mode:
14DD ¸ (9/10)ó
In Radian angle mode:
1.5 4 DD
¸
85.9ó
4444Dec
MATH/Base menu
integer1 4444Dec ⇒ ⇒ ⇒ ⇒ integer
Converts integer1 to a decimal (base 10) number.
A binary or hexadecimal entry must always have
a 0b or 0h prefix, respectively.
0b10011 4 Dec ¸ 19
0h1F 4 Dec ¸ 31
0b binaryNumber
0h hexadecimalNumber
Without a prefix, integer1 is treated as decimal.
The result is displayed in decimal, regardless of
the
Base mode.
A binary number can have up to
32 digits. A hexadecimal number
can have up to 8.
Zero, not the letter O, followed by b or h.