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MBA,PHD, Juris Doctor
Strayer,Devery,Harvard University
Mar-1995 - Mar-2002
Manager Planning
WalMart
Mar-2001 - Feb-2009
Math 1309
Quiz #3
Chapter 9:5
f ( x) ( x 3 2 x 2 )(3 x 1) 1. Use the product rule to find f ' ( x) . 2. Find the equation of the tangent line at x 1. f ( x) 3 x 2 ( x 1) 3. Use the product rule to find f ' ( x). 4. Where is the tangent line horizontal? x4 x3
.
3x 1
5. Use the quotient rule to find f ' ( x) .
f ( x) Name:____________________ 6. Find the equation of the tangent line at x 1. 3x 1
2x 4
7. Use the quotient rule to find f ' ( x).
f ( x) 8. Where is the tangent line horizontal? 9. Find the first derivative. f ( x) 1 x
x ( x 1)
2 10. Find the second derivative. f ( x) 3 x 5 6 x 4 2 x 2 8 x 12 .
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