Texas Instruments Titanium TI-89 - DD Math;Angle Menu; Dec Math;Base Menu

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
4
44
4DD MATH/Angle menu
number 4
44
4DD ⇒
⇒⇒
⇒ value
list1 4
44
4DD ⇒
⇒⇒
⇒ list
matrix1 4
44
4DD ⇒
⇒⇒
⇒ 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 ¸ 1.5ó
45ó 22'14.3" 4DD ¸ 45.370...ó
{45ó 22'14.3",60ó 0'0"} 4DD ¸
{45.370... 60}¡
In Gradian angle mode:
14DD ¸ (9/10)ó
In Radian angle mode:
1.5 4DD ¸ 85.9ó
4
44
4Dec MATH/Base menu
integer1 4
44
4Dec ⇒
⇒⇒
⇒ integer
Converts integer1 to a decimal (base 10) number.
A binary or hexadecimal entry must always have
a 0b or 0h prefix, respectively.
0b10011 4Dec ¸ 19
0h1F
4Dec ¸ 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.