$\text { Find the derivative of the function } h ( t ) = 2 \sin ( \arccos t ) \text {. }$

question 19

Multiple Choice

$\text { Find the derivative of the function } h ( t ) = 2 \sin ( \arccos t ) \text {. }$

• A) \(\frac { 2 } { \sqrt { 1 - t ^ { 2 } } }\)
• B) \(2 t \sqrt { 1 - t ^ { 2 } }\)
• C) \(- \frac { 2 t } { \sqrt { 1 - t ^ { 2 } } }\)
• D) \(\frac { t } { \sqrt { 1 + t ^ { 2 } } }\)
• E) \(2 t \sqrt { 1 + t ^ { 2 } }\)

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