review3 - MAC1140, Precalculus Algebra, Summer B 2007...

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: MAC1140, Precalculus Algebra, Summer B 2007 Review Problems for Exam 3 1. Describe each graph! (If it’s a circle, find center and radius!) a) 2 x 2 + 2 y 2 + 20 x + 8 y + 56 = 0 b) 4 x 2 + 4 y 2- 4 x + 12 y + 10 = 0 c) x 2 + y 2- 4 y + 5 = 0 2. Find the slope-intercept form of the equation of a line that a) has slope- 1 and y-intercept 3 b) goes through the points (- 2 , 1) and (1 , 0) c) is parallel to the line 5 x + y +1 = 0 and goes through the point (1 , 1) d) is perpendicular to the line 5 x + y + 1 = 0 and goes through the point (1 , 1) 3. Find all k such that the line through the points (1 ,k ) and (3 ,k 2 ) is perpendicular to the line 6 y + 2 x + 5 = 0. 4. A company has a fixed cost of $400 and additional costs of $3 for each unit of a product it produces. The revenue from selling one unit of the product is $8. a) Find an equation that relates the profit P with the number x of units produced....
View Full Document

This note was uploaded on 06/09/2011 for the course MAC 1140 taught by Professor Williamson during the Summer '08 term at University of Florida.

Page1 / 2

review3 - MAC1140, Precalculus Algebra, Summer B 2007...

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