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Unformatted text preview: 1 MATH 140B QUIZ#1 Date: Sept 1, 2007 The last 3 questions involve applications to biology, exactly like those done in lecture. If you missed classes this week, then you should get notes from someone. [ 2 ] 1. Consider the linear function y = x- 3 where is a positive constant. Which of the following 3 statements are true? i) The end behavior of the graph of this function goes upward to the right. ii) The x-intercept is 3 / . iii) x and y are directly proportional. A) i) only; B) ii) only; C) i) and ii) only; D) i) and iii) only; E) all [ 2 ] 2. Suppose p is a polynomial with odd degree and negative leading coefficient . Which of the following 3 statements are true? i) The end behavior of the graph of p goes up to the right . ii) The end behavior of the graph of p goes up to the left . iii) p has at least one root ( x-intercept). A) i) only; B) ii) only; C) iii) only; D) i) and iii) only; E) none 2 [ 2 ] 3. As discussed in lecture, in the case of laminar flow of blood through a cylindrical vessel of...
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This note was uploaded on 03/30/2008 for the course MATH 140B taught by Professor Fabbri,marc during the Fall '07 term at Pennsylvania State University, University Park.
- Fall '07