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math20b

math20b - Name PID TA Sec No Sec Time Math 20B Midterm Exam...

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Name: PID: TA: Sec. No: Sec. Time: Math 20B. Midterm Exam 1 January 30, 2008 Turn off and put away your cell phone. No calculators or any other devices are allowed on this exam. You may use one page of notes, but no books or other assistance on this exam. Read each question carefully, answer each question completely, and show all of your work. Write your solutions clearly and legibly; no credit will be given for illegible solutions. If any question is not clear, ask for clarification. 1. Evaluate the following integrals (a) (3 points) integraldisplay e 2 e 1 x ln( x ) dx (b) (3 points) integraldisplay x x - 2 dx # Points Score 1 6 2 6 3 6 4 6 Σ 24

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2. A particle initially at the origin moves along the x -axis with velocity v ( t ) = (2 - t ) t . (a) (3 points) Find the particle’s position at time t = 4. (b) (3 points) What is the

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