winter 2007 - 1800W071 MAT 1800 Final Exam SHOW ALL WORK IN...

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: 1800W071 MAT 1800 Final Exam SHOW ALL WORK IN A BLUE BOOK: Only minimal credit will be awarded for answers without supporting work. 1. (10 pts.) Solve : 3 x x 1 x x + 4 3 2. (8 pts.) Find the domain of the function given by: f ( x ) = 2 x + ln (2 x + 1) +sin 1 x 3. (12 pts.) Let f ( x ) = x 2 4 x + 7 and g ( x ) = 5 3 x 2 . Find and simplify completely: (a) ( f g ) ( x ) (b) f ( x + h ) f ( x ) h 4. (8 pts.) Let f ( x ) = 6 x + 4 4 x + 5 . Find f 1 ( x ) , where f 1 is the inverse function of f. 5. (8 pts.) An equilateral triangle has a height of 10 feet. How long is one of its sides? 6. (10 pts.) In an electrical component, the current C (measured in amps) owing through it, is a function of its temperature T (measured in degrees celsius) . The relationship is given by C ( T ) = 2 T T 2 + 5 . Find the temperature at which the component will allow the maximum current to ow through it....
View Full Document

This document was uploaded on 04/19/2011.

Page1 / 2

winter 2007 - 1800W071 MAT 1800 Final Exam SHOW ALL WORK IN...

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