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Find an Algebraic Expression Equivalent to the Given Expression sin⁡(tan⁡−1u2)\sin \left( \tan ^ { - 1 } \frac { \mathrm { u } } { 2 } \right)

Question 457

Multiple Choice

Find an algebraic expression equivalent to the given expression.
- sin⁡(tan⁡−1u2) \sin \left( \tan ^ { - 1 } \frac { \mathrm { u } } { 2 } \right)


A) u2\frac { \mathrm { u } } { 2 }
B) uu2+4u2+4\frac { u \sqrt { u ^ { 2 } + 4 } } { u ^ { 2 } + 4 }
C) u2−4u\frac { \sqrt { \mathrm { u } ^ { 2 } - 4 } } { \mathrm { u } }
D) 2u\frac { 2 } { \mathrm { u } }

Correct Answer:

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