What does $2 sin (arccos (4)) + tan (arctan (1))$ $2sin(arccos(4))+tan(arctan(1))$ equal?

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What does $2 sin (arccos (4)) + tan (arctan (1))$ $2sin(arccos(4))+tan(arctan(1))$ equal?

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Answer 1 · 2016-03-22T05:13:42

arc cos(4) is undefined $| cos (x) | \leq 1$ $|cos(x)|<=1$ . There is no solution for cos x - 4 > 1. 'arc cos' is used for 'the angle whose cosine is'.

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What does $2 sin (arccos (4)) + tan (arctan (1))$ $2sin(arccos(4))+tan(arctan(1))$ equal?

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What does 2sin(arccos(4))+tan(arctan(1))2sin(arccos(4))+tan(arctan(1)) equal?

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What does $2 sin (arccos (4)) + tan (arctan (1))$ $2sin(arccos(4))+tan(arctan(1))$ equal?