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# 3.4-2 - jordan(lj5655 3.4 Arledge(55100 This print-out...

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jordan (lj5655) – 3.4 – Arledge – (55100) 1 This print-out should have 7 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 10.0 points Which of the following graphs is the graph of the derivative of the function f ( x ) = sin x +2? 1. 4 8 - 4 - 8 2 4 - 2 - 4 x y 2. 4 8 - 4 - 8 2 4 - 2 - 4 x y 3. 4 8 - 4 - 8 2 4 - 2 - 4 x y 4. 4 8 - 4 - 8 2 4 - 2 - 4 x y 5. 4 8 - 4 - 8 2 4 - 2 - 4 x y 002 10.0 points Determine the derivative of f when f ( x ) = x 2 sin x + 2 x cos x . 1. f ( x ) = - ( x 2 + 2) cos x 2. f ( x ) = ( x 2 - 2) cos x 3. f ( x ) = ( x 2 + 2) cos x 4. f ( x ) = - ( x 2 + 2) sin x 5. f ( x ) = ( x 2 + 2) sin x 6. f ( x ) = - ( x 2 - 2) sin x 003 10.0 points Find the x -intercept of the tangent line to the graph of f ( x ) = 2 sin x + 3 cos x at the point (0 , f (0)). 1. x -intercept = - 2 3 2. x -intercept = 3 5 3. x -intercept = - 2 5 4. x -intercept = 3 2 5. x -intercept = 2 3 6. x -intercept = - 3 2 004 10.0 points Find the derivative of f when f ( x ) = 2 + cos x sin x . 1. f ( x ) = 1 - 2 cos x sin 2 x

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jordan (lj5655) – 3.4 – Arledge – (55100) 2 2. f ( x ) = 2 + sin x cos 2 x 3. f ( x ) = 2 - cos x sin 2 x 4. f ( x ) = - 1 + 2 cos x sin 2 x 5. f ( x ) = - 2 + cos x sin 2 x 6. f ( x ) = sin x - 2 cos 2 x 7. f ( x ) = 2 sin x + 1 cos 2 x 8. f ( x ) = 2 sin x - 1 cos 2 x 005 10.0 points Find an equation for the tangent line to the
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