# finite

521 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

### 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

### 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}

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

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.

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? ...

### Physics

A charge +q is at the origin. A charge -2q is at x = 6.30 m on the +x axis. (a) For what finite value of x is the electric field zero? (b)or what finite values of x is the electric potential zero? (Note: Assume a reference level of potential V = 0 at r = ∞.) Smallest value ...

### 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.

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 ...

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 ...

### 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

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, ...

### smallest algebra

Let F be a family of subsets of a set X such that empty set is the element of F. A subset A of X belongs to F1 if and only if either A is a subset of F or complement of A is the subset of F. A subset B of X belongs to F2 if and only if B is a finite intersection of sets in F1...

20P0=

### 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

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 ...

### 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

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

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)?

### 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 mathmatics

elimination method 5x + 6y = -75x - 3y = 146

### Algebra 3

find the sum of each finite arithmetic series 8+9+10+...+15

### 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 mate

find the value of the permutation 12P0

### Finite Math

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

### Physics

Recall that for a finite rod of length L and total charge Q, the electric field for a point located a perpendicular distance r from the middle of the rod has a magnitude given by: Consider the limit of large distances, where a finite charged rod is observed at a distance that ...

### 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

### Pre calculus

write the finite series -1+2+7+14+23+...+62 in summation notation

### Finite Math

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

### Calculus (pleas help!)

For what values of k is lim x -> INF coshkx/sin2x finite?

### 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

### Calc

Find the sum of the terms of the finite geometric sequence 1, -2, 4, -8, ...,-8192.

### 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

Use the FV to find the indicated value fv= 11000 I= 0.04 PMT= 800 n=?

### Finite Math

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

### 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?

### 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)

### finite

Assume that the coin is flipped 10 times. What is the probability that both heads and tails occur?

### Math (Finite)

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

### 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 ;)

### unda geometry

find the centroid of the area of the finite region enclosed by the curve y=x^(2)+1, when x-axis and the line, x=0 and x=3

### Math Finite

How many Three digit numbers less than 600 can be formed from the digits: 2,3,5,6 & 8. W/ no repetitions allowed.

### math 214

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

### Finite

Assume that the coin is weighted so that Pr[H] = [ 1/11], and that it is flipped 9 times. The random variable X is defined as the number of heads in the 9 flips. What is E[X]?

an unfair coin with pr[tails]= .15 is flipped 6 times. what is the probability of getting AT LEAST 1 tail in the 6 flips?

### finite math

using continous compound interest formula to find the indicated value A= 99000 P= 72466 R= 7.8% T= ?

### Math (Finite)

Find the probability that among five persons, at least two were born on the same weekday.

### infential statistics

Random of size 2 are taken from a finite population which consist of the measurement 6,7,8,9,10 and 11 A: show that mean and that its S.D is equal to 0.493

### finite math

What is the present value of an ordinary annuity which has payments of \$1100 per year for 19 years at 5% compounded annually.

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

### Finite Math

How long would it take an investment of \$6000 to amount to \$9000 if interest is earned at 7% compounded continuously ?.

### Precalculus

The sphereflake shown (not shown for question) is a computergenerated fractal that was created by Eric Haines. The radius of the large sphere is 1. Attached to the large sphere are nine spheres of radius . Attached to each of the smaller spheres are nine spheres of radius . ...

### Algebra

I need some help! Determine whether infinite geometric series has a finite sum. If so, find the limiting value. 112+56+28+....

### Algebra

I need some help! Determine whether infinite geometric series has a finite sum. If so, find the limiting value. 112+56+28+....

### Finite Math

State and perform the next elementary row operations that should be performed to put the matrix in diagonal form 1 2 -3 3 2 -4 6 8 3 6 15 12

### unda geometry cerious need help urgently

find the centroid of the area of the finite region enclosed by the curve y=x^(2)+1 when x-axis and the line x=0 and x=3

### Finite Math

Find (a) the final amounts and (b) the total interest earned on the original investment. 1. \$4500 is invested at 7.5% compounded annually for 6 years.

### Finite Math

Determine the amount of the ordinary annuities at the end of the given periods. \$200 deposited monthly at 1% per month for 20 months.

### statistic

A random sample of size n = 72 is taken from a finite population of size N = 644 with mean μ = 239 and variance σ2 = 325. Use Table 1. a-1. Is it necessary to apply the finite population correction factor? Yes No a-2. Calculate the expected value and the standard ...

### Math Finite

2. How much should be deposited now at 9% compounded semiannually to make possible withdrawals of \$13,000 every 6 months for the next 12 years

### finite math

SYGYZY BEEKEEPER RAZZMATAZZ LILOYPILLY QUINQUENNIUN WHIPPERSNAPPER NONANNOUNCEMENT STRAWBERRYRASPBERRY How many ways indistinhuishable arrangements can be made of the above letters?

### college Finite

Find the probability of at least 3 successes and at least 2 failures. N(trials)=10 and p=3/10

### Math Finite

How many years will it take for \$12,000 to grow to \$15,000 at 5.75% compounded monthly?

### algebra 2

A. consider the finite arithmetic series 10+13+16+...+31. how many terms are in it? Explain. B. evaluate the series

### Finite MAth

Assume that the set S has 7 elements. How many subsets of S have at most 3 elements

### Finite Math

Determine which is the better investment. 6.8% compounded semiannually or 6.6% compounded quarterly?

### finite

Assume that n = 14, and p = [ 2/7]. Find the probability of at least 3 successes and at least 2 failures.

### Math (Finite)

5. Let A = 1 4 2 3 and B = 3 -2 4 6 calculate the entry in the second row, second column in AB

### Finite Math

If A = (aij ) is a matrix of size 2x3, and if aij = 2i- 3j for all i and j write down A.

### Finite Math

If A = (aij ) is a matrix of size 2x3, and if aij = 2i- 3j for all i and j write down A.

### Algebra 2

Find the sum of a finite geometric sequence from n = 1 to n = 7, using the expression −4(6)n − 1.

### Finite

Assume that the producer has 8 skits and 5 commercials available. In how many ways can the producer create a television show?

### FInite Math

-.30x+.20y +.25z =0 .20x -.40y +.05z =0 .10x +.20y -.30z =0 x=? y=? z=?

### FInite Math

-.30x+.20y +.25z =0 .20x -.40y +.05z =0 .10x +.20y -.30z =0 x=? y=? z=?

### finite math

for the previous ? it as to be set up in five steps I just can't figure out how to set it up to get the answers

### Math/Algebra

If the first term of a finite geometric sequence is .4 and its ratio is .3 what is the sum of the first 5 terms?