Assignment2(0211)

Assignment2(0211) - A2/MATH0211/2009-10 THE UNIVERSITY OF HONG KONG DEPARTMENT OF MATHEMATICS MATH0211 Basic Applicable Mathematics Assignment 2

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: A2/MATH0211/2009-10 THE UNIVERSITY OF HONG KONG DEPARTMENT OF MATHEMATICS MATH0211 Basic Applicable Mathematics Assignment 2 Due date : Sep 30, 2009 before 17:00. Remember to write down your Name , Uni. number and Tutorial Group number . You are welcome to see the instructor or demonstrator if you have any difficulties. See “Course information” at http://147.8.101.93/MATH0211 for availabilities. Please drop your work in the assignment box marked MATH0211 on the 4th floor of Run Run Shaw Building. No late work will be accepted. 1. Let f ( x ) = | x- 1 | + | x- 2 | . (a) Write f ( x ) as a case-defined function. (b) Sketch the graph of f ( x ) . (c) Find the range of f ( x ) by projecting its graph onto the y-axis. (d) Use the horizontal line test to check if f ( x ) is injective on [1 , 2] . 2. Let f ( x ) = ax 2 + bx + c be a quadratic function. (a) Show that f ( x ) can also be written as f ( x ) = a x + b 2 a 2- b 2- 4 ac 4 a ....
View Full Document

This note was uploaded on 01/02/2012 for the course MATH 0211 taught by Professor Chan during the Spring '10 term at HKU.

Page1 / 2

Assignment2(0211) - A2/MATH0211/2009-10 THE UNIVERSITY OF HONG KONG DEPARTMENT OF MATHEMATICS MATH0211 Basic Applicable Mathematics Assignment 2

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online