Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun trigonometry Any of several
single-valued ormultivalued functions that are inverses of thecosine function. Symbol:arccos , cos-1
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun the inverse function of the cosine; the angle that has a cosine equal to a given number
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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The inverse of the cosine function is the arccosine function.
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Graph of the hyperbolic arccosine function. arccosine function is limited to the non-negative reals, that is, to real numbers y such that y!
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The range of the arccosine function is limited to values of y between, and including, 0 and
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These are known as the hyperbolic arcsine, hyperbolic arccosine, hyperbolic arctangent, hyper - bolic arccosecant, hyperbolic arcsecant, and hyperbolic arccotangent.
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Based on the information shown in Fig. Test 1-1 and given in Question 4, it appears that the hyperbolic arccosine of 0 is (a) equal to 1 (b) equal to 0 (c) non-negative (d) greater than or equal to 1 (e) not de fi ned 7.
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