Trigcos, Trigsin, Trigtan – HP 49g Graphing Calculator User Manual
Page 188
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TRIGCOS
Type:
Description:
Access:
Input:
Output:
Flags:
See also:
Simplifies a trigonometric expression by applying the
identity:
2
2
( s i n x ) + ( c o s x ) = 1
Returns only cosine terms if possible.
Trigonometry, (r^(T^
An expression with trigonometric terms.
The transformed expression.
Exact mode must be set (flag -105 clear).
Numeric mode must not be set (flag -03 clear).
TRIGSIN, TRIGTAN
Command
TRIGSIN
Type:
Command
Description:
Simplifies a trigonometric expression by applying the
identity:
2 2
(sinx) +(cosx) = 1
Returns only sine terms if possible.
Access:
Trigonometry, 0011)
Input:
An expression.
Output:
The transfonned expression.
Flags:
Exact mode must be set (flag -105 clear).
Nmneric mode must not be set (flag -03 clear).
See also:
TRIGCOS, TRIGTAN
TRIGTAN
Type:
Command
Description:
Replaces sin and cos terms in a trigonometric
expression with tan terms.
Access:
Trigonometry, 0(jlG)
Input:
An expression.
Computer Algebra Commands
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