Sunday
February 14, 2016

# Search: Math - determinants

Number of results: 112,441

Determinants
Why are finding determinants important? Aside from Cramer's rule when are determinants used?
March 11, 2010 by Kevin

Math
Solve using Determinants and Cramer's Rule? I was absent and missed the lecture on Cramer's rule and Determinants and have no idea how to start the homework.. The directions and problem are as follows: Using Cramer's Rule, set this problem up to find "a". Only evaluate the ...
November 30, 2010 by Euphoria

Math - determinants
| x 5 2 | |-6 4 1 | = x(squared) + 22x - 1 | 3 1 x | Solve for x.
November 4, 2010 by Kye

Algebra II
1) when using cramer's rule to solve the system of equations containing 5x - y = 5 and -3x + y = -9 the denominator for the x and y variables looks like which of these determinants ? a) |5 5 | b) |5 -1 |-3 9| |-3 1| c) |5 -1| |-9 1| d) none of these 2) when using cramer's rule...
April 8, 2011 by anonymous

Math
determine the number of solutions using determinants 3x-y=-6 2x=3y+2 I get: 3 -1 2 -3 D = -9-(-2)=-7 and 3 -6 2 2 D = 6-(-12)=18 solution set is (-7,18) when I plug them in to check, they don't come out right
March 21, 2010 by Paula

health care
what is determinants of respiration?
March 30, 2014 by natkrt

write the partial fraction decomposition of the following rational expression ( hint: binomial expansion with Pascal triangle can be used to expand binomials. technology may be used to solve large systems using matrices or determinants) 4 ------------------------------------- ...
January 1, 2012 by Rass

health
Is it true that societal health determinants are predicated on policy?
September 23, 2013 by Jimmy

algebra 2
i need answers to the pennfoster book matrices and determinants exam number :00703500. please make sure all the answers are correct. please and THANK YOU (:
September 10, 2009 by hellomynameis

working with school aged children
Which of the following are the major determinants of physical growth and development? A. Heredity, parents, and school B. Intelligence, cleanliness, and aggression C. Nutrition, emotional well-being, and culture D. Food, TV, and technology I am thinking that it's C
May 16, 2011 by Heather

The practice of working with school age children
Which of the following are the major determinants of physical growth and development? A. Food, TV, and technology B. Heredity, parents, and school C. Intelligence, cleanliness, and aggression D. Nutrition, emotional well-being, and culture D.
October 28, 2014 by Amanda

Macroeconomics
Manipulation of the Cobb Douglas Equation gives us expression for output per working age person: growth rate of (Y/N)=[1/(1-alpha)*growth rate of TFP]+[(alpha/(1-alpha))*growth rate of (K/Y)]+ [growth rate of (L/N)] N is the working age population K is capital stock L is labor...
February 9, 2007 by joe

Biology
Good day! I actually just have one question and I have been looking at links and everything, but i still dont understand>>>>... "What abiotic factors seem to be the greatest determinants of terrestrial biome locations?"
June 26, 2011 by Sam

Foundations of Law
I am a little lost on this. I read my book that my professor told me to read, however, I still do not see the answer to this question Biological theories of crime causation assume that the basic determinants of behavior are based upon two things; what are they
May 10, 2009 by Criminal Admin Major

Math: determinants
If det(A)=-7 A= | a b c | | d e f | | g h i | Find det(2A^-1), det((2A)^-1). Find | a g d | | b h e | | c i f |
December 2, 2007 by Amelie

Determinants of Interest Rates
If the rate of inflation is 5%, what nominal interest rate is necessary for you to earn a 3% real interest rate on your investment?
October 20, 2010 by Anonymous

economics
What are 5 deteminants of demand for JONES Soda Co? What are 4 determinants of supply for JONES Soda Co? Think about what influences supply and demand e.g., what are some factors that would shift the supply curve? the demand curve? And this will be your answer.
March 11, 2007 by Kayla

Linear Algebra 2 question
Hello, I have another question from my linear algebra class. I'm asked to find the area of a triangle using determinants, but they don't give me the vertices, only the sides. Where A,B,C and D are the vertices, u and v are 2 out of the 3 sides. Now they give me u=(-3,1) and v...
August 26, 2012 by Robert

How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 y-z=-3 2x+3y+z=1 THE ANSWERS ARE3,-2,1 HOW DID THEY GET THAT ANSWER. This can be solved a number of ways. 1) subsitition 2) determinants 3) matricies. Substution: x= 1-y y= z+3 or ...
October 22, 2006 by Jasmine202005

cramers rule
Solve the following linear system for x using Cramer’s rule. Show work. x + 2y – 3z = -22 2x – 6y + 8z = 74 -x – 2y + 4z = 29 Cramer’s rule uses determinants to find the solution Set up a 3by3 matrix using the coefficients of the x,y and z, and find its determinant, calling it...
August 8, 2007 by linda

statistics
An expert witness in a case of alleged racial discrimination in a state university school of nursing introduced a regression of the determinants of Salary of each professor for each year during an 8-year period (n = 423) with the following results, with dependent variable Year...
March 15, 2012 by ronald

statistics
An expert witness in a case of alleged racial discrimination in a state university school of nursing introduced a regression of the determinants of Salary of each professor for each year during an 8-year period (n = 423) with the following results, with dependent variable Year...
March 19, 2012 by ronald

Math (matrices)
No one answered my matrix question. Let me rephrase: Let A, B, and 0 be 2x2 matrices. Assuming that A is invertible and 0 is all zeroes, what is the inverse of the matrix [A|0] [B|A] (that is a 4x4 matrix represented as 4 2x2 matrices) The answer is in the form: [A^-1|0 ] [C |...
November 16, 2006 by James

College Algebra-Study Material
I am going to take the CLEP (College Level Examination Program) College Algebra examine. I am trying to decide on what books I should use to prepare for this examine. The following is what is going to be covered in this examine: 25% Algebraic operations Factoring and expanding...
November 28, 2008 by G

macroeconomics
1. What is the demand for money? What are the types of Money Demand? Explain further utilizing the determinants of Money Demand. How does the demand for money depend on the nominal interest rate? On the price level? On income? Explain in terms of the costs and benefits of ...
December 3, 2013 by Latesha

If someone colud help with these questions I would be very greatful, Ive been trying for awhile now and Im at my ropes end. 1)The perfectly competitive ice cream industry is assumed to be in long-run equilibrium. Suppose there is an increase in the market demand for ice cream...
July 15, 2005 by crstudent

Math...For All Math Tutors
I would like to know how many of the people answering math questions here are current math teachers, were math teachers at one time, are current tutors working for a tutoring company or simply love math. What's your story? I would love to hear from all math tutors. Thanks, ...
February 15, 2008 by Guido

math
all i can say is math stinx dont mess with math. without math, a lot of things wouldn't exist right now...
October 9, 2006 by Anonymous

math
What is temperature when you do math. In seventh grade math is hard and I don't understand what my teachers tell me they say that it is easy but i don't think it is i need a lot of help during math it used to be my favorite subject but now its not
November 30, 2015 by Maria

math
I just do not understand how to figure this out. Find the number of subsets of the given set. {math, English, history, science, art} Would I do something like this: 1. {} 2. Math 3. English 4. history 5. science 6. art 7. Math and English 8. math and history 9. math and ...
April 14, 2010 by Bart

LNU
math In a class of 50 students it was found 21 are taking English 14 are taking Math 28 are taking History 7 are taking Math and English 10 are taking Math and History 11 are taking History and English 3 are taking all three courses 1.)Make a Venn Diagram summarizing these ...
July 13, 2015 by generose

English Grammar
A: What time is your math/Math class? B: At eleven forty-five. Do we have to use 'math' or 'Math'? And is it a common noun or a proper noun?
April 18, 2008 by John

Math
Is IB Math Studies the same as Pre-Calculus? I heard that IB Math Studies is for students who have a low background in math. Is that right?
August 20, 2013 by Anonymous

Actual question on homework."EXPLAIN HOW YOU CAN BREAK APART ARRAYS WHEN YOU MULTIPLY BY 3." (there is no array on the paper to use) I don't like this new math, what was wrong with the old math I learned, I am Accounting /Finance supervisor, but don't understand this math.
January 21, 2010 by Jennfer

math math math math
a. what is the general term of the following series? 60/121-30/11+15-... +219 615/16 b. how many terms does the series have?
January 10, 2011 by Anonymous

What Makes A Good Math Teacher?
I think a good math teacher is someone who can explain math topics at the level of students. A good math teacher is someone who does not try to impress students with his or her math skills (college math professors are famous for boasting). In your opinion, what makes a good ...
February 22, 2008 by Guido

Math
All of my life I have gotten a C average in math. I have been trying to set a goal to make above a C in math. I don't know why I have trouble with math. Can someone help me?
August 18, 2011 by Aquion

English
Revise the folloing sentences to create parallel constructions. (Question) Some students hate math; some students dislike math, and math is liked by other students. (my answer) Some students hate math, some dislike math, and some like math. every way I have tried it just doesn...
June 30, 2010 by Rita

To Michael
Here's the question you posted in response to another student. "Ms.Sue do you mind if i ask were you a math teacher or are you just a genius at math and why do you do this help online do you get any benefit for doing this?" I taught a couple of sections of 7th grade math -- ...
November 4, 2011 by Ms. Sue

math 098
I made 3 f's on my tests in math 098, do you think i need to withdraw and take math 090 instead. this is my first semester and i really want to do my best please help. math 098 is algebra math 090 is basic for college. the score were equations--52,distance problems---55, ...
July 6, 2012 by %%%Rena%%%

math math math!
A cruise ship travelled 84 km in 3.5 h. At this rate, how long will it take to travel 1050 km?
November 1, 2008 by jazz

math
forgot my math book at school, i need the questions saxon math grage 6 lesson 14
September 13, 2010 by kolbi

math
What strategies can you use to help students cope with math anxiety? How can you make math class interesting and fun as well as relevant?
October 21, 2008 by sally

Self-Taught Mathematicians
Those of us who love math certainly know two basic facts about Mr. Gottfried Wilhelm Leibniz: (1) He and Newton (our calculus guy) did not get along AND (2) Mr. Leibniz was a self-taught mathematician My question is for all tutors here who love math. What is your view of ...
February 22, 2008 by Guido

Math- Algebra 1
Im doing extra credit since my math test didn't go so well but im stuck on a question (Wish i had my math book). Please help. Q: 3.8y - 4.7 + 3.8y + 17.5
November 23, 2010 by Shilo

Math :):):):):):):):):):):):):)
Sarsh is currently at 83.7% in math. She has just finished a worksheet that is out of 30. She got 30/30 which is full marks. What percent is she at now in math?
November 27, 2012 by Winnie

math
Hi my son has a very hard time with math.I'm his mom and I'm not good at math.so I'm hoping that I can get help here cause I can't afford a tutor.please help him
August 29, 2013 by azionte

Tips Plz
Can you plz tell me some studying tips for math. How can i study math? is not like the other subject that i can just read through and memorize it. Math is hard to study because i know know how to study math when i have a upcoming test. Plz give me tips on how to study math and...
December 16, 2014 by Laura ♥

math
I have to take up math 100 for college can you give me tips on what to study?Im taking up nursing and i was told i need alot of math..
February 9, 2012 by renak

math
I need a little help on my math.Lesson 5: Square Roots and Irrational Numbers Math 7 B Unit 2: Measurement. on CONNECTIONS ACADEMY. PLEASE :-(
February 25, 2015 by Makeyla

math
Will you help me with my math homework? what level of math? Please repost with the specific problems, so we can help. Thanks for asking.
February 21, 2007 by morgan

Math
A math book is .78 centimeters thick. What is the width of 21 math books on a shelf?
October 14, 2010 by TJ

math
for every 20 math books a school buys, they they get 7 aditional books for free. The school needs 297 math books. What is the total number of math books the school must buy in order to receive 297 math books in all?
February 8, 2012 by ali

what is an arrary ? look for the answer in the back of your math book...there may be a glossary An array is a table of numbers. can you help me with my math homework on internet
May 1, 2007 by angel

math
I Need Help On My Math Evaluates: Okay So I Have This Quiz Im Taking And Its Telling Me " Evaluate 3-1/3 to the power of 4" I Am A Little Rusty On My Math So Can Someone Please Help! :) Thanks.. Adrienne Deleon

math
on Tuesday, elena completed 20 of her math homework in 36 minutes. At that same rate, how long will it take her to complete 35 items for wendy's math home work
January 15, 2015 by jake

Math
True or false 1. (A^3)^2= A^9 2. (4^3 x 5^2)= 20^12 3. (B^9)^2 = (b^2)^9 4. -11^2= -121 5. (C^2)^3= C^8 6. (3^2 x 9)^3 = 3^12 7. (2 + 3)^3= 5^3 8. (4+5)^3= 4^3 + 5^3 Simplify each 1. A^4 x a^7 2. B^3 x b^4 x b^5 3. c^4 x c^4 x c^8 4. (3d^3) (2d^6) (4d^9) 5. (5e^5) (-4e^4) 6. (...
September 28, 2015 by needhelp

Probability
At a certain university, 30% of the students major in math. Of the students majoring in math, 60% are males. Of all the students at the university, 70% are males. a) What is the probability that a student selected at random in the university is male and majors in math? b) What...
October 27, 2006 by Cari

statistics
At a certain college, 15% of the students receieved an A in their required math cousre, 10% receieved an A in their required chemistry course, and 5% receieved an A in both. A student is selected at random. a.) What is the probability that he received an A in either chemistry ...
October 4, 2009 by Sharon

Math
here is the question: Freida must take a 4-hour exam containing 200 questions, 50 of which are math. Twice as much time should be allowed for each math ques as for each other type of question. What is the total # of minutes she should allow for the math question?
November 12, 2009 by Sophia

MATH
In a fraternity with 38 members , 18 take math, 5 take both math and literature and 8 take neither math or literature. how many take literature but not math? I came up with 16 is that correct or am i lost ?
November 24, 2014 by WINSTON

math math math .
The coefficient of the first term in the polynomial 2x^2y+3xy-1 is _?_
October 24, 2008 by margiee (: !

MATH OMG HELP PLEEESE
Sarsh is currently at 83.7% in math. She has just finished a worksheet that is out of 30. She got 30/30 which is full marks. What percent is she at now in math? I HAVE NO IDEA!!!!!!
November 28, 2012 by WINNIE

Comm/215
Q: Some students hate math, some students dislike math, and math is liked by other students. Parallel Construction A: Some students hate math, some dislike math, and some like math. Is this correct?
June 17, 2010 by David

math
what are your feelings about math, rate your math anxiety, and describe what coping mechanisms might be helpful to you and your I like math. What matters is what YOUR feelings amd "coping mechanisms" are.
March 4, 2007 by carmen

math
who created math God. Math is a symbolic language used to express ideas in the form of sentences and statements that attempt to make somewhat precise decisions about nature.
February 8, 2007 by jose

Math
On average it takes Miguel 45 minutes to compete his math assignments and 30 minutes to complete his science assignments. If he had 24 math assignments this grading period , what was his total minutes spent on math ?
August 27, 2015 by AnnaChavez

English
1. He can not solve the math problem. 2. He cannot solve the math problem. 3. He can't solve the math problem. 4. He could not solve the math problem. 5. He couldnot solve the math problem. 6. He couldn't solve the math problem. (Are they all grammatical? What about #5? Is it ...
July 16, 2013 by rfvv

Math
How to write a math story that includes 4 examples... Possible math topics include: introduction to functions investigating quadratics quadratics highs & lows exponential functions fiancial applications of exponential function acute triangle trigonometry I'm taken MCF3M math ...
January 13, 2011 by Tarkan

math.math.math
how would you simplify (ab)to the 5th power ?
February 21, 2010 by Joliann

math math math
what are the formulas for the area and circumfrence of a circle
August 21, 2012 by lily

math
im ateacher math ( arabian) want to learn amerecan math

Coporate Finance
Exotic Cuisines Employee Stock Options As a new graduate, you've taken a management position with Exotic Cuisines, Inc., a restaurant chain that just went public last year. The company's restaurants specialize in exotic main dishes, using ingredients such as alligator, buffalo...
September 19, 2012 by Karen

math
Resource allocation podunk institute of technology’s math deaprtment offers two cources: finite math and applied calculus.each section of finite math has 60 studnets, and each section of applied calculus has 50. The department is allowed to offer a total of up to 110 sections...
November 29, 2013 by Swayne

Math
Julia studied math for 3 1/2 hours during the 4 days before her last math test. What was the average amount of time she studied each day?
December 11, 2008 by mindy

math
i really have trouble with math and the algerba really gets me mixed up can u give me some tips for math so i can undrestand plese
April 1, 2011 by salassia

math
julia studied math for 3 1/3 hours during the 4 days before her last math test what was the average amount of time she studied each day
May 14, 2013 by elizabeth

math
ok i have 10th grade math next year and i dont even know half the stuff for this year and its summer brake and im worrying about math..what do i do
June 14, 2012 by caroline

Math
Based on the data, of 40% Reading and 25% Math, Out of 240 students, how many would choose reading or math as their favorite subject?
March 27, 2012 by James

Math
Yolanda completed 14/25 of her math problems before her break and 1/5 of her math problems after her break. What fraction of her math problems did she complete?
November 8, 2012 by Bell

Math
Kin has finished eight of the ten math problems. Phil has finished 2/5 of the math problems. How much more of the math has Kim finished?
February 26, 2015 by Felicia

Math
Could someone please help me with this math problem. I am lost on trying to solve this math problem. Add. Simplify if possible. s+r/sr^2 + 2s+r/s^2r Thanks.
May 16, 2010 by B.B.

math
a teacher allows 5/6 of an hour to be spent on homework, she wants to spend 1/3 of that tome on math. how much time will be spent on math?
April 12, 2011 by emma

math
A concert promoter wants to give away 240 tickets to 3 radio stations. Which basic math fact can he use to find 240 image 3 using mental math?
February 6, 2014 by nathalie

Math Course
I was thinking about math courses for next year, and I do not know what I'm going to take. What is the differences between Alg 3 and Advanced math? And also, and does Trig involve? And I'm too scared of calculus to take it.
February 27, 2009 by Chopsticks

math
Ms Writeacher my math work book which is a fifth grader Harcourt Math Practice Workbook does not say what Tues so my mon think it has to be the same Tues in the week of the other days
March 9, 2009 by charlie

Math Units
Why is a informal math unit considered to be more fun for students than a standard math unit?
April 16, 2008 by Susan

math
the width of a math textbook is 0.75 inches. how many math textbooks can be placed standing up on a shelf that is 18 inches wide
April 11, 2015 by cat

Math
I am thinking about going back to college and taking online math classes. I am eligible to take either financial mathmatics or contemporary math. But I am not really sure what the difference is between them. Is there one that is more easy than the other?
March 29, 2008 by Matt

math
Answers (not puzzle, math answers) to what do you call it when someone pays back a quick loan. I know the answer is a sudden debt pay off i need help writing them out(math part).
February 24, 2015 by Jamlle

math
This table shows the numbers of students in different classes that are in the math club. Students in math club Boys / Girls Mrs.Smith 3 / 4 Ms.Jones 4 / 6 Mr.Brown 3 / 4 a. What fraction of the students in the math club are boys from Mrs. Smith’s class? b. What fraction of the...
January 6, 2015 by Anonymous

English
1. What's your favorite class? 2. It's math. 3. It's math class. 4. It's a math class. 5. My favorite class is math. Which are the right answers for the question? 6. What's your favorite subject? 7. It's math. (What about the question, #6? Is the question the same as question ...
March 9, 2010 by rfvv

math
March 5, 2012 by FOR MS. SUE consquela

math
What does the math term XOR stand for in math?
November 12, 2012 by Garret

statistics
Research reports a correlation of +0.8 between math achievement and math aptitude it also reports a correlation of -0.8 between math achievement and a math anxiety. Which interpretations is most c?orrect
September 5, 2012 by Gee

I did the math for the previous problem I posted, using this formula: -b+ or - the square root of b^2-4ac/2a. When I did this for -x^2+2x-1, I got 0/-2. I did the math and the x and y intercept came out to be -2 and -2. But when I graphed this on my graphic calculator, the ...
March 2, 2008 by Sharon

Probability
4.3. In a certain college town, 27.5 percent of the students failed Mathematics (Math), 19.8 percent failed Biology (Bio), and 11 percent failed both Math and Bio. A student is selected at random. Let A represent the event of failing Math, so that A' is the probability of ...
September 2, 2012 by Carla Lopez

How to get quick responses to your math questions
Math is a wide subject, ranging from K to 11, college and university. Then there is algebra, trigonometry, geometry, arithmetic, calculus, number theory, ... etc. Not all teachers answer all math questions (many do). If you would give a little more detail on which branch of ...
May 25, 2013 by MathMate

math
In a local college, 60% of the math majors are women. Fifteen math majors are chosen at random.
September 21, 2010 by michelle

explaining math problems
It is hard for me to figure out it the math sentence is + - x divide. What list of words am I looking for to find out the promblem in a math problem sentences. And what free websites can I go online and quiz myself if I am getting it. thank you avie
September 15, 2008 by Avie

1. Pages:
2. 1
3. 2
4. 3
5. 4
6. 5
7. 6
8. 7
9. 8
10. 9
11. 10
12. 11
13. 12
14. 13
15. 14
16. 15
17. Next>>