This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: Math 121 Precalculus NAME: Final Exam TA: December 9, 1999 Give complete explanations, not just answers, for full credit. Sketch any calculator graph you use including the axes with a scale. Give exact answers whenever possible; otherwise give answers accurate to 2 decimal places 1. Graph the function f ( x ) = 2 x + 3 5 x- 4 , but first find the following (a) The zero(s) of f. (b) The y-intercept of f. (c) The vertical asymptotes of f. (d) The end behavior asymptote of f. Show all the properties (a) through (d) on your graph. 2. a) A boat runs in a straight line for 4 km and then makes a 90 ◦ turn and goes for another 6 km. How far from its starting point is the boat? b) A boat runs in a straight line for 5 km and then makes a 45 ◦ turn and goes for another 6 km. How far from its starting point is the boat? 3. Find all solutions, real or complex, to the equation 5 x 3 + 3 x 2- x + 1 = 0. Give exact answers....
View Full Document
This essay was uploaded on 04/09/2008 for the course HIST, ENG 100-----16 taught by Professor Alexander----walser,krall during the Spring '08 term at Ill. Chicago.
- Spring '08