Course page for M1090 (1067), Spring 2010

College Algebra for Business/Social Sciences

MWF 11:50-12:40pm BEH S 115

Spencer Stirling

Office Hours: MF 1:00pm-2:00pm JWB 107

Course Syllabus (please see Generic Course Syllabus as well)

FINAL EXAM INFORMATION: Wednesday May 5 3:30-5:30pm room: BEH S 115 (usual room)

You will be allowed one 4x6 card (a cheat sheet).
HERE IS A NOTECARD FROM CHAD.
NO books or notes otherwise!
You will also be allowed one scientific calculator (probably around $10). NO PHONES, NO LAPTOPS,
NO GRAPHING/PROGRAMMABLE CALCULATORS! You will also NOT be allowed to ask questions during
the exam.

- Old final from Fall 08 (no solutions available)
- Old final from Spring 08 WITH SOLUTIONS
- Old final from Spring 09 (no solutions available)
- Final review exercises
- Final review exercises SOLUTIONS

***FINAL EXAM REVIEW SESSION***: Thursday April 29 from 5:00-8:00pm in JWB 335

CHAPTER REVIEWS

MIDTERM #1 SOLUTIONS

- Ch1 Review problem 43 has an incorrect answer. The demand equation is q= -800p+1600

MIDTERM #2: SOLUTIONS Fri Apr 2 (covers up THROUGH (including) 3.4)

HW1 due Wednesday, January 20

Section 1.1: all ODD problems (1-99)

- *NOTE* ANSWER #72 is a duplicate of #70, which makes the answers offset by one for the remainder of the section.
- ANSWER #74 (actually #73) is not 74 degrees Fahrenheit, but rather 95 degrees Fahrenheit
- PROBLEM #81 should read "Three consecutive EVEN integers"
- ANSWER #23 is -35/12
- ANSWER #35 is -21/20
- ANSWER #47 is x=6
- ANSWER #86 (actually #85) is -45 degrees celsius

HW2 due Wednesday, January 27

Section 1.2: all ODD problems (1-69)

Section 1.3: all ODD problems (1-103)

- Section 1.2 ANSWER #9 is x (greater than or equal) 6/5
- Section 1.2 ANSWER #17 is x > -5/3
- Section 1.2 ANSWER #31 is 5 < x (less than or equal) 25
- PAST ANSWER 52 the rest are misaligned in multiple places. You will have to search.
- Section 1.3 ANSWER #11 is -0.33333
- Section 1.3 ANSWER #33 is m=0, y-intercept=4/17
- Section 1.3 QUESTION #51 should read "m is undefined, X-INTERCEPT is (2,0)"
- Section 1.3 ANSER #77 is parallel
- Section 1.3 ANSER #81 is -(2/7)x+(50/7)
- Section 1.3 ANSER #87 is 2x-6

HW3 due Wednesday, February 3

Section 1.4: all ODD problems (1-75)

Section 1.5: all ODD problems (1-19)

- Section 1.4 PROBLEM 69 should read "The PERIMETER of the rectangle is 260 feet".
- Section 1.4 ANSWER 69 = width is 61.5, length is 68.5
- Section 1.4 ANSWER 23 is x=-49/13, y=-40/13
- Section 1.4 ANSWER 25 is x=-2, y=1
- Section 1.4 ANSWER 75 is 296 ounces of brand "206" and 71 ounces of brand "822"
- Section 1.5 ANSWER 5 is messed. For example for part a: q=-57142p+6000000

HW4 due Wednesday, February 10

Section 1.6: 1,3,5,17,19,21,35,39 (NOTE: #37 is thrown out because it is inconsistent)

Section 1.7: 1,3,5,29,31,33 (NOTE: #27 is thrown out because it is inconsistent)

- Section 1.6 ANSWER 35 has an incorrect graph.
- Section 1.6 ANSWER 19 has an incorrect graph (I worked it in class).

HW5 due Wednesday, February 17

Section 2.1: all odds

Section 2.2: 1-19 odds, 31-35 odds

Section 2.3: 1-9 odds

- 2.2 PROBLEM 31 gives an inconsistent answer for x. Write the solution until it breaks and then write "inconsistent"

HW6 due Wednesday, February 24

Section 2.3: 11,13,37,39

Section 2.4: 1,3,5

- Section 2.3 ANSWER 39 should be "infinitely many solutions"
- Section 2.4 ANSWER 1 is incorrect!!!

HW7 due Wednesday, March 3

Section 2.4: 11,13,17,27,29

Section 2.5: 1,2,11,27

HW8 due Wednesday, March 10

2.5 # 21, 29

3.1 # 1, 3, 5, 17, 19, 21, 31, 33, 35, 47, 49, 51

3.2 # 1, 3, 5

HW9 due Wednesday, March 17

3.1 # 61, 63

3.2 # 11, 13, 15, 31, 33, 35

3.3 # 1, 3, 5, 7, 25, 27, 29, 31

HW10 due Wednesday, March 31

3.3 # 44, 49, 54

3.4 # 1, 3, 5, 9, 11, 13, 15, 17

3.5 # 1, 3, 5

HW11 due Wednesday, April 7

3.5 # 11, 13, 16, 21, 27

3.7 # 1, 3, 5, 17

3.8 # 1, 3, 5, 11, 13

HW12 due Wednesday, April 14

4.1 # 1, 3, 5, 7, 9, 11, 19, 25, 27

4.2 # 1, 3, 5, 11, 13, 15, 17, 21, 25, 27, 32, 35

4.3 # 1, 3, 5, 11, 13, 15, 21, 23, 35, 37

HW13 due Wednesday, April 21

4.4 # 1, 3, 5, 7, 9, 11, 13, 21, 23, 25, 31

4.5 # 1, 3, 5, 7, 9, 11, 13, 16, 18, 23, 26

4.6 # 1, 3, 5, 7, 12, 19, 21, 23

HW14 due Thursday, April 29 at review session

5.2 # 4, 7, 11, 17, 27, 39

5.3 # 5, 6, 7 (for all these problems do both cases, i.e. beginning AND end installments)

5.4 # 4, 6, 9, 11, 14 (for all these problems do both cases, i.e. beginning AND end withdrawals)

5.5 # 4, 7, 8, 10, 11

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