# HW 6 - silva(jrs4378 – HW06 – Schultz –(54765 1 This...

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Unformatted text preview: silva (jrs4378) – HW06 – Schultz – (54765) 1 This print-out should have 17 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 10.0 points Find the derivative of f ( x ) = 2 x sin4 x + 1 2 cos 4 x . 1. f ′ ( x ) =- 8 x cos 4 x 2. f ′ ( x ) = 8 x cos 4 x + 4 sin 4 x 3. f ′ ( x ) = 8 x cos 4 x- 4 sin 4 x 4. f ′ ( x ) = 8 x cos 4 x 5. f ′ ( x ) = 8 cos 4 x 002 10.0 points Find f ′ ( x ) when f ( x ) = parenleftBig x- 2 x + 1 parenrightBig 2 . 1. f ′ ( x ) =- 6( x + 2) ( x- 1) 3 2. f ′ ( x ) =- 4( x + 1) ( x- 1) 3 3. f ′ ( x ) = 6( x- 2) ( x + 1) 3 4. f ′ ( x ) =- 4( x- 2) ( x + 1) 3 5. f ′ ( x ) = 4( x- 1) ( x + 1) 3 6. f ′ ( x ) = 6( x + 1) ( x- 1) 3 003 10.0 points Find f ′ ( x ) when f ( x ) = 1 √ 6 x- x 2 . 1. f ′ ( x ) = x- 3 (6 x- x 2 ) 3 / 2 2. f ′ ( x ) = x- 3 ( x 2- 6 x ) 3 / 2 3. f ′ ( x ) = 3- x ( x 2- 6 x ) 1 / 2 4. f ′ ( x ) = 3- x (6 x- x 2 ) 3 / 2 5. f ′ ( x ) = 3- x ( x 2- 6 x ) 3 / 2 6. f ′ ( x ) = x- 3 (6 x- x 2 ) 1 / 2 004 10.0 points Find f ′ ( x ) when f ( x ) = cos 2 x + 3 cos 2 x ....
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## This note was uploaded on 10/23/2010 for the course M 54765 taught by Professor Schultz during the Fall '10 term at University of Texas.

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HW 6 - silva(jrs4378 – HW06 – Schultz –(54765 1 This...

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