Math252Quiz1F08

Math252Quiz1F08 - Math 252 Name: _ QUIZ 1 (CHAPTER 14) MATH...

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Math 252 Name: ________________________ QUIZ 1 (CHAPTER 14) MATH 252 – FALL 2008 – KUNIYUKI SCORED OUT OF 125 POINTS ± MULTIPLIED BY 0.84 ± 105% POSSIBLE Show all work, simplify as appropriate, and use “good form and procedure” (as in class). Box in your final answers! No notes or books allowed. A scientific calculator is allowed. Clearly mark vectors, as we have done in class. I will use boldface, but you don’t! When describing vectors, you may use either or “ i ± j ± k ” notation. Assume we are in our usual 2- and 3-dimensional Cartesian coordinate systems. Give exact answers, unless otherwise specified. Check one: Can you easily print files from the class web site? Yes. I do not need copies of exam solutions made for me. No. Please provide me with copies of exam solutions. USE THE BOTTOM OF THE LAST PAGE IF YOU NEED MORE SPACE! 1) Consider the points P 1, 3 () and Q 5, 8 () . Find the vector in V 2 that has the same direction as the vector [corresponding to] PQ ±² ±± and has length 100. (8 points)
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2) Write an equation (in x , y , and z ) of the sphere with center 0, 4, ± 2 () that is tangent to the
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This note was uploaded on 09/08/2011 for the course MATH 252 taught by Professor Staff during the Spring '11 term at Mesa CC.

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Math252Quiz1F08 - Math 252 Name: _ QUIZ 1 (CHAPTER 14) MATH...

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