math,finite mathematics

136,097 results

math

If A is a finite set and B is a proper subset of A, prove that |B| < |A|. Hint: B is finite. What is the union of the disjoint sets B and A - B? Note: |A| = size of A

finite mathematics

Find the present value of the ordinary annuity. Please round the answer to the nearest cent.$2,000 per semiannual period for 7 yr at 12%/year compounded semiannually

Finite Math Help Please!!!

Finite Math Help Please!!! Can someone help me ? I am confused about this Problem? Median Quartile 1 (Q1) Quartile 3 (Q3) for boxplot 9 10 11 12 13 14 15 16 17 18 19 20 Data

math

Prove that the union of two finite sets is finite. Hint: A U B = (A - B) U (B - A) U (A ∩ B) where U = union and ∩ = intersection

Mathematics

Among 500 freshmen pursuing a business degree at a university, 313 are enrolled in an economics course, 205 are enrolled in a mathematics course, and 153 are enrolled in both an economics and a mathematics course. What is the probability that a freshman selected at random from...

University studies

According to the Center for Mathematics Excellence, which of the following is a math myth? A. Knowing the rules and how to use them is the most important part of math. B. Even people who are highly skilled in mathematics and science find these subjects to be challenging C. ...

Maths

what are the meanings of Mathematics of Buying and Mathematics of Selling, using language from the Business Mathematics aspect.

math

If rhys is late for his finite mathematics class, and the probability that he is on time is 3/4. however if he is on time, he is liable to be less concerned about punctuality for the next class and his probability being on time drops to 1/2. rhy is on time monday. find the ...

math - please help!!

If rhys is late for his finite mathematics class, and the probability that he is on time is 3/4. however if he is on time, he is liable to be less concerned about punctuality for the next class and his probability being on time drops to 1/2. rhy is on time monday. find the ...

math,finite mathematics

this is what i have so far for the following problem but i don't know what to do next: Use the simplex method to solve the linear programming problem minimize W = 4 y1 + 2y2 subject to: 3y1+2y2>=60 4y1+y2>=40 y1>=0,y2>=0 so this is how i started it: i did it in the...

math

Define A relation S for subset of R by S=[{A,B:ACR,B is improper Subset to R,[A/B]u[B/A]is finite prove that s is an equivalent relation and the family of finite subset of R one equivalent class

Math (polynomial functions)

Hi there, Can someone please help me understand the relationship between the FINITE DIFFERENCE and leading coefficient in a polynomial? I need to be able to determine the leading coefficient from a finite difference.

Dr.Bob

Please explain your convaluted answer? There is a finite answer. If you care to not give the finite querys answer,Don't reply

probability

out of 250 students interviewed at a community college, 90 were taking mathematics but not computer science, 160 were taking mathematics, and 50 were taking neither mathematics nor computer science. Find the probability that a student chosen at random was a. taking just ...

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 ...

Finite Mathematics

If a merchant deposits $1,500 annually at the end of each tax year in an IRA account paying interest at the rate of 10%/year compounded annually, how much will she have in her account at the end of 25 years? Round your answer to two decimal places

Finite Mathematics

You invested $25,000 into two accounts: one that has simple 3% interest, the other with 2% interest. If your total interest payment after one year was $600, how much was in each account after the year passed?

Math Essay

I have to write this paper over the history of math, can you please give me some other websites that I can use? So far I have one website from wikipedia. Also, can you please read my introduction? As of today, there are plenty of new developments in the area of Mathematics. ...

Mathematics

Of the 82 pupils in grade 9, 73 take mathematics 56 take science, all those who take science take mathematics. Show the information on the venn diagram. How many take neither mathematics nor science?

calculus

what is the property that distinguishes finite sets from infinite sets (give examples of each to accompany explaination). finite sets are countable. Infinite sets are not. so what would be an example of an infinite set? one that never ends? yes. 1,2,3,4,... is an infinite set...

Calculus

Sketch the region on paper. If it is a finite region, find its area. Round your answer to three decimal places. (If the area is not finite, enter NONE.) S = {(x,y) | x ≥ −4, 0 ≤ y ≤ e-x/2}

Mathematics for Liberal Arts

absolute value symbol l l First look at some small finite sets: Let A={1,5,9} B={U,V,W,X,Y,Z} C={Barrak Obama, Joe Biden, Hillary Clinton} Fill in the blanks with one of the symbols <,>,= lAl lBl lAl lCl lAl lAl lBl lCl Describe how you decided the comparative sizes of A...

math

Urban Community College is planning to offer courses in Finite Math, Applied Calculus, and Computer Methods. Each section of Finite Math has 40 students and earns the college $40,000 in revenue. Each section of Applied Calculus has 40 students and earns the college $60,000, ...

Mathematics for Liberal Arts

infinites absolute value symbol l l First look at some small finite sets: Let A={1,5,9} B={U,V,W,X,Y,Z} C={Barrak Obama, Joe Biden, Hillary Clinton} Fill in the blanks with one of the symbols <,>,= lAl lBl lAl lCl lAl lAl lBl lCl Describe how you decided the comparative ...

Math

In a class of 550 students, students may take all, none, or a combination of courses as follows.? Draw a Venn diagram to find how many students are not in any of these courses. Mathematics-280 Science-200 Technology-230 Mathematics and Technology-110 Science and Technology-100...

calculus/finite

I am taking an online finite math class, so I don't have an instuctor to sit down with me and help me. The text book is so hard to follow. One of the problems I have having a hard time with gives an initial tableau and asks us to use the simplex method to solve each ...

math

500 students sat for an examination in mathematics,physics and chemistry.45 passed all the three subject,60 passed mathematics and chemistry,70 passed physics and chemistry,50 passed mathematics and chemistry,10 passed in mathematics,80 passed in chemistry and 35 passed at ...

mathematical methods for economics

in a class of 300 students,they were given mathematics test in three subjects namely,economics,statistics and mathematics,90 students failed in economics,100 failed in statistics,96 failed in mathematics,60 failed in economics and statistics,64 failed in statistics and ...

Maths

Among the examinees in an examination 30%, 35% and 45% failed in Statistics, in Mathematics, and in at least one of the subjects respectively. An examinee is selected at random. Find the probabilities that a. He failed in Mathematics only b. He passed in Statistics, if it is ...

math, adult education

If I take 0 out of arithmetic then what do I have left mathematically? What is the name for the mathematics that does not have zero in it? Is this mathematics used in the real world?

physics :thinking check please

I think that: psi= A sin kx; is a solution to Schrodinger's time independent eqn for a particle confined: a) within an infinite pot well, and b) within the walls of a finite well;but psi= B exp(-kx) would only be a solution for outside the walls of a finite well. Am I close? ...

IGNOU probability

Among the examinees in an examination 30%, 35% and 45% failed in Statistics, in Mathematics, and in at least one of the subjects respectively. An examinee is selected at random. Find the probabilities that a. He failed in Mathematics only b. He passed in Statistics, if it is ...

Finite Mathematics

Two dice are rolled. Let the random variable X denote the number that falls uppermost on the first die and let Y denote the number that falls uppermost on the second die. (a) Find the probability distributions of X and Y. (b) Find the probability distribution of X + Y. x + y 2...

Discrete Mathematics

A tutor website wants to see how time spent studying for its content exams affects the ultimate scores. It asked its finite math test takers how much time they spent studying for the exam and compared that data against the final scores out of 60 points. It came up with the ...

Discrete Mathematics

3. A tutoring site wants to see how time spent studying for its content exams affects the ultimate scores. It asked its finite math test takers how much time they spent studying for the exam and compared that data against the final scores out of 60 points. It came up with the ...

Math

Out of a group of 600 students taking computer,mathematics or physics,there is no student taking both computer and mathematics.Every student takes computer or mathematics.150 take physics and mathematics and 250 take only one of the subjects.Find 1) the number of students ...

Math

Out of a group of 600 students taking computer,mathematics or physics,there is no student taking both computer and mathematics.Every student takes computer or mathematics.150 takes physics and mathematics and 250 take only one of the subjects.Find 1) the number of students ...

Math: Geometry

Of 162 students honored at an academic awards banquet, 48 won awards for mathematics and 78 won awards for English. There are 14 students who won awards for both mathematics and English. A newspaper chooses a student at random for an interview. What is the probability that the...

Finite Math

A {r,u,v,y} B {r,v,w,x} C {r,u,w,z} t and s are on the outsides. (a) (A B) Cc (b) (A B C)c

finite math

If n(B) = 13, n(A ∪ B) = 20, and n(A ∩ B) = 5, find n(A).

finite math

does 4/2x + 3 define y as a function of x?

finite math

Maximize z= 5x + 5y Subject to 3x + 2y < 6 -x + 2y < 4 x,y >0

Finite Math

True or false. [A ¿ (B ¾ C)]c = (A ¿ B)c ¿ (A ¿ C)c

math

In a group of 105 students, 70 students passed Mathematics, 60 students passed History and 45 students passed Geography; 30 students passed Mathematics and History, 35 students passed History and Geography, 25 passed Mathematics and Geography, and 15 passed all three subjects...

Math

In a group of 105 students, 70 students passed Mathematics, 60 students passed History and 45 students passed Geography; 30 students passed Mathematics and History, 35 students passed History and Geography, 25 passed Mathematics and Geography, and 15 passed all three subjects...

8th grade math

At Maryland Middle School, there are 9 mathematics classes. If two mathematics classes are selected for a school competition, what is the number of possible outcomes?

Finite Mathematics

Jessica wants to accumulate $14,000 by the end of 5 yr in a special bank account, which she had opened for this purpose. To achieve this goal, Jessica plans to deposit a fixed sum of money into the account at the end of the month over the 5-yr period. If the bank pays interest...

math

At Maryland Middle School, there are 9 mathematics classes. If two mathematics classes are selected for a school competition, what is the number of possible outcomes?

math

What is a finite, infinite and an empty number?

finite math

find the x and y-intercepts of the function y=x+32

finite math

find the y-intercept of the function y=2x-8

finite math

find the equation of the line 0.3,0.4 0.4,0.3 0.1,0.2 0.3,0.1

Finite Math

Determine the 5th term of (2x+3y)^12

finite math

Suppose that E and F are two events P(E and F)=0.1 and P(E)=0.5. what is P(F/E)?

finite math

Suppose that E and F are two events P(E and F)=0.1 and P(E)=0.4 what is P(F/E)?

Statistics - can someone check me

Frank has a 65% chance of receiving an A grade in geology, a 60% chance of receiving an A grade in mathematics, and a 77% chance of receiving an A grade in geology or mathematics (or both). Find the probability that he receives A grades in both geology and mathematics. P(geo ...

finite math

find he inverse of matrix A and verify A= 1 -1 2 2 -3 -5 -1 3 5

Finite Math

1. Find the inverse of the following matrix: [ 1 0 1 ] [ 2 -2 -1 ] [ 3 0 0 ]

Finite Math

Solve the matrix equation AX =B for X using A=[2-3] [1 5] B=[4 ] [2 ]

Finite Math

True or false. P (n, r) = r! C (n, r). explain why please, thanks

finite math

Find the probability of P(E or F) if E and F are mutually exclusive P(E)=0.25 and P(F)=0.47

Finite Math

Pivot the matrix about the element 4 1 3 5 5 4 2

mathematics

how can you do the lcm to somethimg like 12000 without having to do all of that mathematics just to make it quicker?

formal language

The class of sets accepted by two-way finite automata is the same as the class of sets accepted by one-way finite automata.

mathematics

how do I cope with intermediate mathematics e.g log rhythms?

finite math

Solve the problem N#27,i#0.053,pmt#175,pv#?

math

How can find weak form to d^4u/dx^4+du/dx=f (x) By using finite element

MATH

I have been trying to do this problem for a couple of days but i cant seem to get the answer. Any help would be greatly appreciated. For each of the following forms determine whether the following limit type is indeterminate, always has a fixed finite value, or never has a ...

math,help,bobpursly

What are some challenges for rational expressions? Also on my previous question about why are polynomials important bobpursly can you expalin it to me towards what you ment about your responce because i still do not undertand...thanks when you get a chance. Polynomials are ...

Finite Math

Find the slope of a line through the points (11,-2) and the origin.

Finite Math

Pivot the system about the element in row 2, column 1. [3 3| –2] [–9 –4| 1]

Finite Math

Sinking fund which the goal of $100,000 to reach with n=22, i= 0. 03

college finite math

Find the marginal average cost function: C(x)=10-e^-x

Finite Math

How long will it take $800 to earn $18 at 6% simple interest?

finite math

how do I work this problem simple intrest I=Prt P= $54 r=4% and t=9months

Finite Math

If the apartment is hot and the air conditioner is worker, then the temperature is 90%

Physics...help please!

A body of mass m moves in the +x direction, subject only to drag force: Fx= (-1/2)(CD*rhoair*S*vx^2) With drag coefficient CD, air density rho air, cross sectional area S, and velocity component vx. At time t=0 the body is at postion x=0 and has velocity of vx=v0 where v0 is ...

Physics...help please!

A body of mass m moves in the +x direction, subject only to drag force: Fx= (-1/2)(CD*rhoair*S*vx^2) With drag coefficient CD, air density rho air, cross sectional area S, and velocity component vx. At time t=0 the body is at postion x=0 and has velocity of vx=v0 where v0 is ...

Conceps of development

Which of the following is the crux of the interrelationship between mathematics and science? A. About half of the basic math concepts are related to science concepts. B. The basic concepts of mathematics are the basic process skills of science. C. Basic mathematics process ...

concept development

Which of the following is the crux of the interrelationship between mathematics and science? A. About half of the basic math concepts are related to science concepts. B. The basic concepts of mathematics are the basic process skills of science. C. Basic mathematics process ...

mathematics

why would someone study mathematics

Mathematics

A survey of 100 students produced the following statics: 32 study mathematics, 20 study physics, 45 study Biology, 15 study mathematics and biology, 7 study mathematics and physics, 10 study physics and Biology, 30 do not study any of the three subjects 1, Present the ...

Math

Frank has a 65% chance of receiving an A grade in geology, a 60% chance of receiving an A grade in mathematics, and a 77% chance of receiving an A grade in geology or mathematics (or both). Find the probability that he receives A grades in both geology and mathematics. I get: ...

finite math

solve the system of equation for all variables using a matix x-y-z=1 2x-3y+z=10 x+y-2z=0

Finite Math

A coin is tossed 10 times. What is the probability that at least 8 heads appear?

Finite Math

Let A,B be events in a sample space. you are given the following probabilities: P(A)=0.8, P(B|A)=0.3, P(B|A^c)=0.8 Find: 1) P(B) 2) P(A|B) 3) P(A^c|B^c)

Finite Math

P(R or S)=.64 P(R)=.38 P(S)=.52 Probability Union Rule P(R and S)=P(R)+P(S)-P(R and S) .64=.38+.52-P(R and S) .54=.9-P(R and S) At this point, how do I deal with the -P(R and S)? I know the final answer is .26, but how do I get there?

Business mathematics

In an examination of certain number of candidates 18 passed mathematics, 17 passed physics, 11 passed both mathematics and physics, 1 failed both subjects. Find the number of candidates that passed. i. Mathematics only. ii. Physics only. iii. Total number of candidates that ...

how concepts develop

Which of the following is the crux of the interrelationship between mathematics and science? A. About half of the basic math concepts are related to science concepts. B. The basic concepts of mathematics are the basic process skills of science. C. Basic mathematics process ...

Finite Math

Solve the matrix equation AX =B for X using: A= [ 2 -3] B= [4 ] [ 1 5] [2 ] (theres a blank space between the 4 and the 2)

Math (Finite)

If a 3]person committee is selected at random, what is the probability that Republicans make up the majority?

mathematics

It can be shown that for any positive integer n, the infinitely nested radical expression (n+(n+(n+....)^1/2)^1/2)^1/2 equals a finite number. What is the largest positive integer n≤999 such that this expression is equal to a positive integer? Details and assumptions A ...

math

Peter will apply to his favorite school . Requirement for admission to the school : 1. Indonesian languange score should not be less than 6 , 2. Mathematics score should not be less than 5 3. Score of Indonesian languange + score of mathematics should not be less than 12. ...

Finite Math

Consider an experiment with five possible outcomes, labeled as a,b,c,d and e. Give P(a)=P(b)=0.2, P(c)=0.25, P(d)=0.1 and let event H={a,b,c}, K={b,c,d} Find: 1) P(H|K) 2) P(H|K^c) 3) P(K|H)

Finite Math

Can someone please help me. I am not sure to work the following matrices. If A^4 = -3 4 -4 5 and A^5= 4 -5 5 -6 What is A? Can you show me how you got this? Thank you so much ;)

Elementary Math

Decide which of the variables described is likely to have a normal or near-normal distribution. a. The number of courses remaining until graduation for the students in a small liberal arts college b. The SAT mathematics scores for students in an advanced placement mathematics ...

Elementary Mathematics

How can a teacher help a student develop a strong understanding of the operations and of number relationship in Mathematics? This was a very interesting question, but I am having a hard time answering it. Need your help... Thanks alot!!!

mathematics

MATHEMATICS PLEASE HELP ME!!! In an arithmetic series the 3rd term is twice the 8th term find the first 25 terms

Math

At a school of 1400 students, 800 are currently enrolled in English, 740 are enrolled in mathematics and 325 are enrolled in both subjects. How many students are enrolled neither English nor Mathematics? I got 650 is this right?

math 214

Henry claims that a line segment has a finite number of points because it has two endpoints. How do you respond?

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