What does $2 sin (arccos (3)) + sec (a r c sec (3))$ $2sin(arccos(3))+sec(arcsec(3))$ equal?

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Answer 1 · 2016-07-07T15:52:20

Invalid expression.

As $| cos a | \leq 1$ $|cos a|<=1$ . for any arbitrary a, a = arc cos 3, for which cos a = 3,

is unreal.

What does 2sin(arccos(3))+sec(arcsec(3))2sin(arccos(3))+sec(arcsec(3)) equal?