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    Algebra

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    Solve the Rational Equation

    Please help solve this rational equation and please explain what a rational equation is. 1/b-5 - 10/b^2-5b+25 = 1/b+5

    Non-dimensionalising Differential Equations

    Two species with populations N1(t) and N2(t) interact according to the model: (dN_1/d_t)=r_1N_1(1-(N_1/K_1) - b_12(N_2/K_1), (dN_2/d_t)=r_2N_2(1-b_21(N_1/K_2), Non-dimensionalise the system (7) so that: (d_u/d_t) = u (1- u - au), (d_u/d_t) = pv (1-Bu), finding explicit formulae for the new constraints p, a, and B

    Algebra: Elimination and Substitution Methods

    1. Solve the following system of equations using the Substitution method: 5X-7Y= - 18 4X+3Y= 20 2. Solve the following system of equations using the elimination method: 2X-3Y=12 -2X+3Y=12 Solution: Computation of the Equations 2X-3Y =12 -2X+3Y =12 3. A total of $80,000 is invested in two funds paying 2.3% and 3.1

    Graph rational equation

    A. Graph the function  =  f(x) = x-2/x^2 - 3x + 2 B. Find the domain and range of , showing all work. C. Find the → , showing all work, or explain why the limit does not exist. D. Find the → , showing all work, or explain why the limit does not exist. E. Apply the definition of continuity to

    Solving an example linear programming question

    1. A component has a reliability of 0.75. How many identical components do we have to add n parallel to the frst to increase the overall reliability to 0.95? You may use the following general formulas R_sys = 1-(1-R1)(1-R2)...(1-Ri)...(1-Rn) Ri=e^-(lamda*t) 2. Find both the minimum and maximum values of U=6x1+10x2+7 (grap

    Submodules of polynomial ring K[x]

    Which of the following sets of polynomials n K[x], K commutative are K-modules:(a) all polynomials of degree exactly ; (b) all polynomials of degree at most 4; (c) all monic polynomials; (d) all polynomials of even degree?

    Bank reconciliations and horizontal models for interest

    Prepare a bank reconciliation as of August 31 from the following information: a. The August 31 balance shown on the bank statement is $9,810. b. There is a deposit in transit of $1,260 at August 31. c. Outstanding checks at August 31 totaled $1,890. d. Interest credited to the account during August but not recorded on the co

    Algebra Calculations

    Can you please explain how to do these problems? 1. Evaluate 3x-4y/ 2z when x= -2, y=3, z=4 . Express your answer as a fraction. 2. Use the order of operations to simplify the following expression. (-2)2 -3 2 3. Write the statement as an algebraic equation: 'The difference between x and 2 is 4 more than twice x' 4

    Several Statistics Example Questions

    6. Why can't you obtain a correlation coefficient greater than ±1? 8. As the value of r approaches ±1, what does it indicate about the following: a) The consistency in the X-Y pairs b) The variability of the Y scores at each X c) The closeness of the Y scores to the regression line d) the accuracy with which we can pred

    Accounting: Liabilities and Shareholders' Equity

    Liabilities and Shareholders' Equity Accounts payable............................................... $5,520 $4,970 Accrued expenses............................................... 8,572 4,310 Non-current liabilities......................................... 4,450 1,535 Common stock, no par value..........

    Calculating new table factors for investments

    To determine the compound amount of an investment of $10,000 with an interest rate of 6% compounded monthly after 4 years requires you to use a table factor that goes beyond the Compound Interest Table. Calculate the new table factor for this investment. (Points : 2.5) 5. Now, using the new table factor from

    Computing Four Profitability Ratios of Companies

    I need to calculate the four profitability ratios that can be computed from the information on the Conner Company. The data is presented below: Average total assets 1,700,000 Net income 250,000 Net sales 1,400,000 Average common stockholders' equity 1,000,000 Net cash provided by operating activities 27

    Simplify algebra mod problems

    Here are some more sample simplifications: don't have to be correct. • Simplify | -8 |. | -8 | = 8 Copyright © Elizabeth Stapel 2000-2011 All Rights Reserved • Simplify | 0 - 6 |. ADVERTISEMENT | 0 - 6 | = | -6 | = 6 • Simplify | 5 - 2 |. | 5 - 2 | = | 3 | = 3 • Simplify | 2 - 5 |. | 2 - 5 | = | -3 | =

    Algebra, Geometry Problems

    Check attachment for cleaner version of the questions below. Solve the following equations algebraically. Must show work. 1a) (t^{frac{2}{3}}) =4 b)√(5&x) + 1 = 3 = 3 c) =2- (frac{2}{3}) (frac{5x -3}{x-1}) 2)Solve algebraicaly a) (sqrt{x+2}-x=0) b) (4- frac{x}{x-2} = frac{-2}{x-2}) The volume of a cube is gi

    Intermediate Value Theorem : Zero Value

    1. Using the intermediate Value theorem, show that the function f has a zero between a and b. f(x)=x^3+3x^2-9x-13, a=-5, b=-4 2. For the function h(x)=5x/((x+6)(x-4)), solve the following equation h(x)=0

    Solving equations and finding intercepts

    Find an equation of the line that passes through the given point and has the given slope. Express your answer in slope-intercept form: 28) (8,0), m = -3 Find an equation of the line passing through the pair of points. Write the equation in slope intercept form 36) (4, 8) and (-3, 8) Find an equation at the line sati

    Under or overapplied costs for Arts & Co.

    Arts & Co. applies manufacturing overhead to jobs based on machine hours used. At the beginning of the year, the company estimated that overhead costs would total $86,000 for the year, and that the machine would run for 4,000 hours during the year. 1. Determine the pre-determined overhead rate for the year. 2. One jo

    Contribution margin and break-even points

    The following cost information is available for a single product manufactured and sold by Forever You Company: Variable costs: Direct materials $ 10 Fixed costs (in total): (Per unit) Direct labor 12 Fixed overhead $ 540,000 Variable overhead 3 Fixed selling 360,000 Variable selling 2

    Activity Costing

    See the attachment. The purchasing department of a manufacturing firm has decided to apply its costs to jobs using an activity based costing system. Its costs of $490,000 are split among the three major activities: Activity Cost Allocation Measure Total Activity Finding suppliers $ 300,000 N

    5 Simple Algebra and Function Questions

    See the attached file. 1. Determine whether the graph of y = 3 + x2 is symmetric with respect to the x-axis, the y-axis, or the origin. 2. A salesperson earns a base salary of $2,000 per month and a commission of 5% on the amount of sales made. If the salesperson has a paycheck of $3,006 for one month,

    Differential Analysis Report on Changes in Selling Price

    Please help in preparing a differential analysis report on the case study mentioned, dated April 21 of the current year, on the proposal to sell at the special price. 'FDE Manufacturing Company has a normal plant capacity of 37,500 units per month. Because of an extra large quantity of inventory on hand, it expects to produce

    Loan Interest and Maturity Value

    1. Using the exact interest method (365 days), find the amount of interest on the following loan Principal Rate (%) Time (days) Exact Interest $1,700 12½ % 33 (Points : 2) 2. What is the maturity value of the following loan? Use MV = P(1 + RT) to find the maturity. Principal Rate (%) Time Maturity Value $120,740 11

    Defining functions and calculating circles

    Six Questions Show Work 1. The number of representatives N that each state has varies directly as the number of people P living in the state. If New York, with 19,254,630 residents has 29 representatives, how many representatives does Colorado, with a population of 4,665,177, have? 2. Find the center and radius of th

    Assume the project variance is 4 weeks. i. What is the probability that all the activities are completed within 19 weeks? ii. When is the due date if there is a 90% of completing all the activities?

    I want assistance with c(i) and c(ii) only in following question. The project of building a backyard swimming pool consists of eight major activities and has to be completed within 19 weeks. The activities and related data are given in the following table: Activity Immediate predecessor Activity time (weeks) A - 3 B - 6