COS is one of the vital Numeric/Math functions of Oracle. It is used to get the cosine of a number. The COS function is supported in the various versions of the Oracle/PLSQL, including, Oracle 12c, Oracle 11g, Oracle 10g, Oracle 9i and Oracle 8i.
Syntax:
COS ( number )
Parameters:
number: It is used to specify the number to get the cosine value of.
Example 1:
COS (1) |
Output:
0.54030230586
Explanation:
The cosine value of 1 is 0.54030230586, and so is the result.
Example 2:
COS (-1) |
Output:
0.54030230586
Explanation:
The cosine value of -1 is 0.54030230586, and so is the result.
Example 3:
COS (0) |
Output:
1
Explanation:
The cosine value of 0 is 1, and so is the result.