Linear Programming and the Simplex Method

Answer following problems. The problems solved last week helped me break down all 60 questions I had to answer last week and I would like to do the same thing this week. Here are about 9 problems some multiple parts that are different areas I need help with. 1. a. Add slack variables or subtract surplus variables. b. ...continues

Trends, Forecasting and Curve-Fitting

Picture this- 2001----------------128 2002-----------------192 2003----------------288 2004-----------------432 2005-----------------648 How many catfish will there be in 2006? Please explain and give me a strategy for solving this problem?

Interest, value of annuity, mortgage payment

Please see the attached file. 1. Find the simple interest for $4902 at 9.5% for 11 months. 2. Find the compound amount for $312.45 at 6% compounded semiannually for 16 years. 3. Find the amount of interest earned by depositing $12,903.45 at 10.37% compounded quarterly for 29 quarters. 4. Find the present value of $17 ...continues

Finite mathematics six questions

1.Simplify the expression 3√ (-1000) 2.Total profit is defined as total revenue minus total cost. R(x) and C(x) are the revenue and cost from the sale of x televisions. If R(x)= 240x - 0.9x^2 and C(x) - 4000 + 0.6x^2, find the profit from the sale of 100 televisions. 3.Simplify the complex fraction X/x+1 9/ x^2 ...continues

Probability

Can you answer these problems and show work. 1. How many variations in the first-, second-, and third-place finishes are possible in a 100-yd dash with 6 runners? 2. Suppose a family plans 6 children, and the probability that a particular child is a girl is ½. Find the probabilities that the 6-child family has at least ...continues

In the game Over-and-Under, a pair of dice is rolled and one bets $1 whether the sum of dots showing on the two dice

11 Questions on probability, Mean, Median etc. 1. In the game Over-and-Under, a pair of dice is rolled and one bets $1 whether the sum of dots showing on the two dice is over 7, under 7, or exactly 7 with payoffs of $2, $2, and $5, respectively. Determine a person's expected net winnings if the bet is as indicated. ... ...continues

Linear equations as matrices

1. In Example 3 of Section 2.5, the text shows how to write a system of linear equations using matrix notation. You can similarly write a linear programming problem in matrix notation. Find matrices A, B, C, and X such that the maximization problem Maximize z = 3x1 + 2x2 + x3 ...continues

Onto or One-to-one

let f(s) = string s with 01100 concatenated. Example: f(0000) = 000001100 Show: a) the range of f b) f is onto c) f is one-one

Sets

let A= {n element of Z : n=4q+1 for q element of Z} B= {m element of Z : m=8r-3 for r element of Z} Prove: a) A is in B b) B is in A C) A=B in set notation.

Floor and ceiling functions

Let F(x): R -> Z be the floor function and C(x): R -> Z be the ceiling function. Select which of the following function equations are true (select zero or more answers). a. C(x) - F(x) = 1 for all x. b. C(F(x)) = F(x) for all x c. C(F(x)) = F(C(x)) - 1 for all x d. F(F(x)) = F(x) for all x