Look up arccos in Wiktionary, the free dictionary. Arccos, ArcCos, ARCCOS, arccos, or ARccOS may refer to: arccos (trigonometry), the inverse trigonometric...

ARccOS (Advanced Regional Copy Control Operating Solution) is a copy-protection system made by Sony that is used on some DVDs. Designed as an additional...

to name inverse trigonometric functions using an arc- prefix: arcsin(x), arccos(x), arctan(x), etc. (This convention is used throughout this article.) This...

⁡ ( arccos ⁡ ( x ) ) = x {\displaystyle \sin(\arcsin(x))=x\qquad \cos(\arccos(x))=x} and arcsin ⁡ ( sin ⁡ ( θ ) ) = θ for − π 2 ≤ θ ≤ π 2 arccos ⁡ ( cos...

Pictures Home Entertainment. It was one of the first films to employ Sony's ARccOS Protection copy protection.[citation needed] The film was also available...

2007. As of version 6.1.4.3, AnyDVD has a revised ripper that removes Sony ARccOS Protection, Macrovision RipGuard, and other structural preventions and repairs...

arccos ⁡ ( 1 2 r ) + arccos ⁡ ( 1 − 1 2 r 2 ) − 1 2 r 4 − r 2 . {\displaystyle {\frac {1}{2}}\pi =r^{2}\arccos \left({\frac {1}{2}}r\right)+\arccos \left(1-{\frac...

( arccos ⁡ x ) {\displaystyle \csc(\arccos x)} and sec ⁡ ( arccos ⁡ x ) {\displaystyle \sec(\arccos x)} are: csc ⁡ ( arccos ⁡ x ) = 1 sin ⁡ ( arccos ⁡...

θ = arccos ⁡ ( r − h r ) = arccos ⁡ ( 1 − h r ) = arccos ⁡ ( 1 − 1 2 π ) , {\displaystyle \theta =\arccos \left({\frac {r-h}{r}}\right)=\arccos \left(1-{\frac...

established, the derivative of arccos ⁡ x {\displaystyle \arccos x} follows immediately by differentiating the identity arcsin ⁡ x + arccos ⁡ x = π / 2 {\displaystyle...