{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Quiz 6 - Fall 2006

# Quiz 6 - Fall 2006 - College Algebra Quiz#6 Fall 2006 —...

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
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: College Algebra Quiz #6 Fall 2006 —* Sections 5.2 — 7.2 Name You must show all your work on this paper. Solutions without correct supporting work will not be accepted. All answers must be exact. 1. Solve using Gauss-Jordan elimination. You must show your row operations at each step. (7 points) “HZ—2 ( i i '4 )3?" name. I 13 :3, 3; 2x—y=11 "' _.___. - 3y+z=—6 o 3 r“ , 13‘” ti “W- neutrftiw it: (cools: Explain What happens in the Gauss-Jordan elimination 132633 when there are an inﬁnite number of solutions to a system of equations. (2 points) W" oooio (-1)"1 3. Write the ﬁrst ﬁve terms of the Sequence where a — 1:2 points) 4. A company produces plastic cups and plates, both of which require time on two machines, A and B. Manufacturing a unit of cups requires 2 In on machine A and 3 hr on machine B. Manufacturing a unit of plates requires 2 hr on machine A and 1 hr on machine B. Each machine is operated at most 12 hr per day. If one unit of cups produces \$50 proﬁt per day and one unit of plates produces \$40 proﬁt per day, fmd the number of units of cups and plates that will produce maximum proﬁt each day. Remember that you must show all your supporting work to receive credit. (7 points) 1 *QWJFSJBWS OWE“) .19;- 5OX+HO 5?- it lgumls (jgtPlCng and—led 7 WW tn ax w é \2 mum; is. ammo)! (OK-3X —--i> P30 (4 O) .4>'P: 50(4)" 2CD (5,, a) a)? 5031 sets) -270 [ 5 . ampm’git 0% \$2510?” dﬂﬂ xi: SmitSOEQWFSSW/d 3132 X32 '5 5114’ 6. Write :1: +— 1 +— 1 +i+- -+i using summation notation (3 points) 6912 39 ...
View Full Document

{[ snackBarMessage ]}

### Page1 / 2

Quiz 6 - Fall 2006 - College Algebra Quiz#6 Fall 2006 —...

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

View Full Document
Ask a homework question - tutors are online