M1090 (Spring 2010)

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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