Determine arccos(sin 49*pi /8)

The answer can be written in the form a/b where a/b is an abbreviated fraction.

a =?

b =?

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- Oct 2nd 2009, 03:56 AMsf1903Trigonometric functions, arcus functions
Determine arccos(sin 49*pi /8)

The answer can be written in the form a/b where a/b is an abbreviated fraction.

a =?

b =? - Oct 2nd 2009, 04:48 AMAmer