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Mathematics Questions and Answers April 28, 2023

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I need help with this practice question. I have full copyrights ownership of this content and I am allowed to seek any assistance to solve it! Please show all of your steps. - 2 O In A = - 2 O - 5 7 N W W - 5 7 1 ) find k such that Nul ( A ) is a subspace of RK 2 ) find k such that Col ( A ) is a subspace of RK
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9. At the time of contract signing, a) no journal entry is recorded. b) a contract liability is recorded. c) a contract asset is recorded. d) a note to the financial statements must be included
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Discrete Math - #8 - Sets How many ways can two integers be selected from the set {1, 2, 3, - ' -, 50} so that their sum is even? (2 points)
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Simple problem, need help. 1. a) Can the graph of a function be symmetric to the x- axis ? Explain why or why not. b) If a function is increasing and then decreasing, is it possible to find an inverse function ? Explain why or why not
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Hello I am struggling with the following question guidance to get the answer would help: When 2x 3 + x 2 - 2 k x + f is divided by x - 1, the remainder is -4, and when it is divided by x+2, the remainder is 11. Determine the values of k and f.

condense to a single logarithm 2/3 ln(x)-ln(2y)+ln(z)

1. Let X be the last non-zero digit of your student ID number. Compute the following for this matrix. A = [ 3 -2 7 7 x -1 1 -1 -1 -1 1 -1 2 2 2 ] (a) The reduced echelon form (b) All solutions to the homogeneous matrix equation with A (c) The LU decomposition (d) Let b = [ 1 0 0 ] ; find one solution to Ax = b Note: There are arrows above b and x

... For this problem provide relevant answers. I need a comprehensive answer (An autoregressive model.) Suppose $1:67: are independent random variables all having the same mean I and variance of. Define -In as the autoregressive sequence, X1-, An - ANa-item, n22, -158
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Please help me with these. Vint is testing ceiling fans in a factory. For one of the tests, he switches the fan on, and after it attains a maximum speed of 500 rotations per minute (rpm), he switches the fan back off, recording the amount of time it takes for the fan to completely stop spinning. The given equation models Vint's test, where
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How do I do this need answers now Find x. Complete the explanation. 1149 Yo By the definition of supplementary angles, the base angles of the top isosceles triangle have a measure of 66 . Therefore, the measure of the vertex angle is by the Triangle Sum Theorem. The base angles of the bottom isosceles triangle will also have a measure of by the
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1) Construct a 33 non-triangular matrix, which has three distinct eigenvalues. Determine eigenvalues and corresponding eigenvectors.

Find the function value. Find f(-6) when f(x) = - |x + 1| . Thank you!

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Factor (-x^3 + 2x^2-8x+16) / (-x^2+4x-4) into the form (x^2 + a) / (bx+c)

@ RRCC St |DZI MyLab @ Mo X Course Course * Homew | Homew | Homew | Homew | Homew | Homew | Homew | Homew | Homew / Homew/ + - X & https://mylab.pearson.com/Student/PlayerTest.aspx?testld=245155318 ... MATO300COO Algebraic Literacy (Marget Kugler) FA22 Brandon Okamatsu 10/13/22 4:48 PM = Quiz: Module 4 Quiz 1 (7.1 - 7.4) Question 5 of 12 This
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Please explain: Use the element method and contradiction to prove that for all sets B and C, (B C) B = H
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17. The marketing research department for a company that manufactures and sells memory chips for microcomputers established the following cost and revenue functions: C(x) = 125 + 16x and R(x) = x(75 - 3x), where x is in millions of chips, and R(x) and C(x) are in millions of dollars. a. Find the value of x that produces the b. What is the maximum
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8. 1|].5f1i} points | Previous AnswersTanFinlz 1.3.031 For the demand equation below, X represents the quantity.r demanded in units of li} and p is the unit price in dollars. 2x+3p18=D;p=2 {a} Sketch the demand curve. (Sketch the curve as a segment.)
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Product Tab: Section 4 - SUMIES (cont d) Country Total Revenue Pure Soft Detergent - 100ml Indonesia Err:508 Pure Soft Detergent - 200ml Cape Verde Err:508 Pure Soft Detergent - 250ml Malaysia Err:508 Detafast Stain Remover - 100ml Denmark Err:508 Detafast Stain Remover - 200ml India Err:508 Detafast Stain Remover - 800ml Brazil Err:508 Super Soft
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Linear algebra Exam 1 - Page 3 of 6 19/2/2020 H 3. (20 points) Let A = Oo -101 1 0 2 0 0 3 9 = [Vi U2 13 UA V5] O 0 0 0 0 a) Find the reduced row echelon form of A and show your work and abbreviate row operations that you apply in each step 0 - 1 014 4 -1 0 14 7 1 -1 014 1000 0 107] U 1027 0 10 0 1 7 00 013 UUV 13 U VOUV UUULO b) What is rank of
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I haven't been able to find this packet on here, so I badly need help with the following questions. Thank you for any help! 8/24/2020 Apex Learning - Practice Assignment 4.3.4 Practice: Modeling: Two-Variable Systems of Inequalities Algebra II Sem 1 Name: Practice Points Possible: 20 Rayanne Fadich Date: In this assignment, you may work alone,
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Find the limit. lim X-0 X | w Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. lim X- 0 X (Simplify your answer.) O B. lim does not exist. X-0 X I w
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need help :)) Perform the indicated operations and express the answers in hieroglyphics. (a) Add 1199 and 111 999 41 9 (b) Add and (c) Subtract | | | no 9 111 from | on0 9 9 n (d) Subtract | | | non 9 99 n from | | non &
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Given a1 =5 and a2 =2 what vector is formed by the linear combination a1 v1 + a2 v2? [ 7 ] L2] 8 4.2.1: Linear combinations. Jump to level 1 V1 = -5 V 2 OT OO Given a1 = 5 and a2 = 2, what vector is formed by the linear combination a1 V1 + a2 V2? a1 v1 + a2 V2 = EX: 42 2 3 Check Next 26 atv 4
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Please help me solve these problems. I would like each step labeled and which formulas with name of formula used . Thanks so much. 1b. Solve each non-linear system 2 + y = 1 ( Hint : let y = 1 and v = = ) 1 2 = 5 X y 2 . Find a, b c, d so that L 34 -5 1 6 26 1 - 5 1 3 = 3 1 = [ 4 1-a1 5, Determine If each linear system is consistent or
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Can anyone help me with these questions and see if I did them correctly? Please read the questions carefully. Express the number 0.0048 in scientific notation. 0.0048 = 4.8-10'3 (Use the multiplication symbol in the math palette as needed.) Solve and check the equation. 5x(3x11)=40 Select the correct choice below and, if necessary, fill in the
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How much interest is included in the future value of an ordinary simple annuity of $1,300 paid every six months at 10% compounded semi-annually if the term of the annuity is 4 years? The interest is $

9. What are the major conclusions of the study? How do they relate to the hypothesis? This study did not reveal any significant differences in perceived learning between the online and on-campus, traditional and non-traditional students. This conclusion validated the null hypothesis
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Find the distance between points (1, 2) and (5, 9).

In a string, distance between two symbols is the number of symbols between them plus one. For example, in a string xyyx, y is at distance 1 from another y, and x is at distance 3 from another x. Find the number of strings of length n using at most k distinct symbols, such that the minimal distance between any two identical symbols is k.

You are given a choice of taking the simple interest on $100,000 invested for 3 years at a rate of 5% or the interest on $100,000 invested for 3 years at an interest rate of 5% compounded daily(usetheBanker'srule). Which investment earns the greater amount ofinterest? Give the difference between the amounts of interest earned by the two

Internet Audience At the end of a certain year, the four companies with the largest number of home Internet users in the United States were Microsoft , Time Warner , Yahoo , and Google , with a combined audience of 284 million users. Taking x to be the Microsoft audience in millions, y the Time Warner audience in millions, z the Yahoo audience in

HELP Lesson 6 Relations and Functions Final Review Assignment 2. The graph shown gives the height of the tide in a harbour as a function of time over the course of one day. Height of Tide in a Harbour 40 Height of Tide (ft) 10 9 12 15 18 21 24 Time (24-h clock) 1 a. What is the greatest and lowest height of the tide? 1 b. At approximately what
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Graphic Organizer List all theorems Conditions that can be Met? applied to f(x). Functions Conditions Yes/No Explain why... (EVT, IVT, MVT) f is continous on f ( x ) = [ , ] f is differentiable on f'(x) = ( , ) Template (if applicable) Yes. Since fis continuous on [ and differentiable on ( ) then by the MVT there exists a c in the interval ( )
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Mathematics in the modern world Question: The grades of a group 10 high school students on a midterm report and on the final examination are all follows: X= 78 72 50 99 68 94 72 81 96 68 Y= 86 66 65 99 70 84 80 75 99 70

Suppose (2, 3) is on the graph of y = f(x). In Exercises 1 - 18, use Theorem 1.7 to find a point on the graph of the given transformed function. y = 3f(2x) 1

In a certaincity, there are five streets goingnorth-south and seven streets goingeast-west. How many street paths start at the southwest corner of thecity, end at the northeast corner of thecity, and have the shortest possiblelength?There are ___ such paths.

Approximately 10,000 bacteria are placed in a culture. Let P(t) be the number of bacteria present in the culture after t hours, and suppose that P(t) satisfies the differential equation P'(t) =.55P(t). (a) What is P(0)? (b) Find the formula for P(t). (c) How many bacteria are there after 5 hours? (d) What is the growth constant? (e) Use the

Question 14 (1 point) Intersecting lines r, s, and t are shown below. 1060 to 23 What is the value of x
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If MNO XYZ, then what corresponding parts are congruent? A. M and Z B. MN andZX C. N and Y D. NOandYX

The two shorter sides of an obtuse triangle are 20 and 30. What is the least whole number length possible for the third side? a. 35 b. 45 c. 37 d. 47

Statement of the Problem for my quasi-experimental research entitled "Developing Procedural Fluency from conceptual understanding in applying and analyzing geometric transformation"

7.01 ESSENTIAL QUESTIONS What are the relationships among radii, chords, tangents, and inscribed and circumscribed angles? To help answer this question, review the following information regarding circles. 7.02 ESSENTIAL QUESTIONS How do you construct the inscribed and circumscribed circles of a triangle? How do you prove properties of angles for a

Help please 5; Em. Drag each description to the correct location on the table. Match each condition to the number of quadrilaterals that can be constructed to fit the condition. condition B: a square with one side condition A: a rectangle with four right angles measuring 5 inches condition C: a rhombus with one angle condition D: a parallelogram
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I don't understand how to complete the problem. I'm not sure how to find the solution. If f is a linear function for which f (2) = 7 and f (2) = 11, find f (8).

What's the answer to this question? Question 1 of 10 2 Points cos2x = Check all that apply. A. 1-2 cos x B. sin' x - cost x C. 2 cos2 x - 1 D. 1- 2 sin x
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Can anyone help me with these questions and see if I did them correctly? Please read the questions carefully. ' \f\f
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Question 12: Using the basic formula, calculate vaccine efficacy for Bowie County, Texas. 493- 27= 464 - unvaccinated cases - total unvaccinated population is 480 9.55 464 - 4809.55 = D. 0969 rate in vaccinated pop - 0-0042 10. 0969 - 0.0042) Vaccine efficacy . 0.09 leg xloo - 95 47 90
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pls answer quickly 4 Determine a two-term asymptotic expansion for each of the following ODEs as & - 0, and comment on the validity of the expansion as x - co. a) * y" + 2cy(y + 1) = x, s.t. y(0) = y'(0) = 0 b)* When does your asymptotic expansion in the above part (4a) vecome non-uniform
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need some assistance A sample was done, collecting the data below. Calculate the standard deviation, to one decimal place. X 25 15 24 27 13
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12 16 Find the scale factor of A ABC to ADEF A D F 18
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use the change of base formula to evaluate each expression as a quotient of natural logs. approximate to five decimals a) log 13 (68) b) log 20 (537)

Does this graph show a function Does this graph show a function? Explain how you know. -5 A. No; there are y-values that have more than one x-value. O B. Yes; there are no y-values that have more than one x-value. O C. Yes; the graph passes the vertical line test. D. No; the graph fails the vertical line test. - PREVIOUS
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Working together, two people can cut a large lawn in 11hrs. One person can do the job alone in 3hrs less time than the other. How long would it take the faster person to do the job? (Let x represent the time of the faster person.)

What concepts (only the names) did you need to accommodate the concept of lines and quadratic functions in your mind? What are the simplest line and quadratic function you can imagine? In your day to day, is there any occurring fact that can be interpreted as lines and quadratic functions? What strategy are you using to get the graph of lines and

Find all bilinear transformations mapping the imaginary axis onto the unit circle.

a.) Use an x interval of 0.0001 to determine the instantaneous range of change of the function f ( x )= x 4+ 8 x 3 + 19 x 2+ 12 x at x = 2. b.)Determine whether the function f ( x )= x 4+ 8 x 3 + 19 x 2+ 12 x at x = 2 has a maximum or minimum at the point where x = 2.

Implement in either matlab, C, C++, C#, python, java, or any language of your choice functions to encrypt, decrypt, and attack the following crypto: Y i = (X i + K i%m ) % 256 X i = (Y i - K i%m ) % 256 Where {Xi ; i = 0 : N-1 } is the input plain N ASCII bytes , {Ki ; i = 0 : m-1 } is the keyword of length m of lower case characters, and {Yi; i =

Let V be an vector product over the eld R. We consider some arbitrary inner product (--|). a) Show that (DIX) = 0 for all x E V. (hint: I] = d} for any 0 6 R) b) Let w E V. Suppose that (w|x} = 0 for every x. Show that W = l]. (hint: if it's true for every 1:, it's true for x = w)
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Say which of the equations is not a function: y = 2x + 1 y = x + 1 x = 2 The answers A, B and C above are all incorrect.

5 . Let A EC ( RS) where R' has the standard inner product and A = " TO NONO ( 1 ) Show that A is definite positive " ( 2 ) Find an orthonormal basis of IR of eigenvectors of A
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sketch the graph of the given function. State the domain of the function, identify any intercepts and test for symmetry. Show all work. f(x)=2

Find the derivative of this function as used in calculus, cos x

what is the constant term in the polynomial expression -7x 2 + 32x+240, and what does it represent?

1.The owner has decided to build a new perimeter wall that will have the following: 3 Courses of 12-inch-wide CMU that will serve as the exterior foundation wall 18 Courses of 6-inch-wide CMU that will serve as the exterior wall 55 Courses of brick veneer (Modular brick to be used, dimensions: 3-5/8" wide by 7-5/8" long by 2-1/4" high) that will

how to convert these numbers to ratio: 300,000 250,000 450,000 (example 375,000 125,000 is 3:1)

how can you use composition of functions in a real life situations. Provide an example with a graph and be detailed

A.Describe the rhetoric of the mathematical language. B. characteristics of the mathematical language? Enumerate and describe each. C. parts of speech of the mathematical language D.three examples of each of the following: (i) mathematical expression, (ii) mathematical sentence

A manager must decide on the mix of products to produce for the coming week. Product A requires three minutes per unit for molding, two minutes per unit for painting, and one minute per unit for packing. Product B requires two minutes per unit for molding, four minutes per unit for painting, and three minutes per unit for packing. There will be

Use the graph of the function to estimate the intervals on which the function is increasing or decreasing.Increasing:Decreasing: \f
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(6) Let V = F(R, R) be the vector space of all functions from R to R. Consider the set of all functions in V of the form I 2 Does this set of functions form a subspace of V? If yes, can you find a basis for this subspace? What is its dimension
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Please answer all parts (a) Consider two disks B1 := y ER2 : yi + yz =1 and B2 : y ER2 : (y1 -1)2 + 13 5 1 of radius 1 in R2. Formulate the problem of finding a centre a E R2 and a radius p E R so that the intersection of the balls B1 0 B2 is contained in the ball B := {y ER2 : lly - all2 5 p} and the radius p is as small as possible as an NLP.
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I need help with 1, 2, 3, 5, 6 please 1. 2. 3. 34 ft 15 ft 15 in. 10 in. 5. 6. 10.9 m 7.5 m 10 in
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8. (20 points) Apply Kruskal's and Prim's algorithm to determine minimum spanning trees for the graph shown below. B C A 2 2 3 3 3 3 3 2 F 2 F 5 1 4 3 3 H 3 G
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5. Let A denote the matrix O 0 (a) (4 points) Find the eigenvalues of A. (b) (6 points) Find an orthonormal basis of R consisting of eigenvectors for A. (c) (3 points) Find a 3 x 3 orthogonal matrix S and a 3 x 3 diagonal matrix D such that A = SDST. (d) (4 points) For any integer t, write an explicit formula for At
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4. Which of the following would give the length of hypotenuse PR in the diagram below? (3)6 tan | 24 (41 tan | 24 24 Applications 5. An isosceles triangle has legs of length 16 and base angles that measure 48 . Find the height of the isosceles triangle to the nearest rent. Hint - Create a right triangle by drawing the height. 15 16 48 6. Carlos
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Can anyone help me with these questions and see if I did them correctly? Please read the questions carefully. Use the English and metric equivalents to the right, along Approximate English and Metric Equivalents with dimensional analysis, to convert the given measurement to the unit indicated. 1 in. = 2.54 cm 32 in. to cm 1 ft = 30.48 cm 1 yd =
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Can't find the answer. Evaluate the function please Due St Let f (z) = -z + z; g(1) = I - 2 ; h(x) = - 2x +1 Evaluate (gh) ( - 1) (gh) ( - 1) = Preview Enter your answer as a number (like S, -3, 2.21 72) or as a calculation (like 5/3. 2 3, 5+4) Enter DNE for Does Not Exist, oo for Infinity Get Help: Video eBook
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Determine if the two figures are congruent and explain your answer using transformations. \f
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Question # 3. (5 Marks) A Media & Public Relations company has been contracted to do a survey following the launching of a new product at Jubail. The rm must assign interviewers to conduct the survey by telephone or in person. One person can conduct 80 telephone interviews or 40 personal interviews in a single day. The following criteria have been
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secant line E O GRAPHS AND FUNCTIONS Writing the equation of a secant line Given /(x) - x -8, find the equation of the secant line passing through (-3. f(-3)) and (3. [(3)). Write your answer in the form y - mer + b. O 0-0 X
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1.A light ray travels from the air (n=1.00) into a pool (n=1.33) at an angle of 78degrees a) what is the angle of the refracted light into the pool? b)what is the angle of the reflected light of the pool ? 2. The chaos of the pandemic is finally over ,and you decide to drive to your friends house to pick her up and take her back to your house

10. Graph by shifting the origin: y = -(x + 2) 2 + 1 with domain [-3, 3].

If the half-life of an element is 67 yr and the initial quantity is 3kg, produce a written function of the form Q(t)= Qoe^-kt to model the quantitiy of the element left after t years. Round k to 4 decimal places. Answer: Q(t) =3e^-0.0103t Can you show me the steps to work this problem?

prove: Statement 1. If the improper integral from 1 to infinity f(x)dx converges, then the function f has a horizontal asymptote statement 2. If the function f is defined everywhere on the interval[a, b], and integral from a to b f(x)dx exists, then f has an antiderivative on the interval [a, b]

The small zoo at Nichols Park charges$8for adult admission,$5for child admission (18 years old and under), and$3for senior admission (60 years old and over). For one day, the zoo collected$539and admitted96visitors. If the adult admission is9more than the senior admission, how many persons of each category were admitted on this particular day?

11. Let f : R - Z be defined by f(x) = ,where La ] is the floor of a, that is, the largest integer less than or equal to a. a. Find f(-23. 78) b. Find (2n), where n is integer. C. Find the range of f. Explain! (Hint: Use part (b)) d. Find /([3, 13]) =
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give explanation please Problem 10. (3) Let W1, W2 ---, Wk be Is subspaces of a nitedimensional vector space V over R. Assume that none of M's is equal to V for '25 = 1, 2, - - - ,k. (i) Show that V 7E W1 U W2. (ii) Show that V 7 W1 U W2 U ' ' ' U Wk
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1. When a person dies and during the marriage, the property between husband and wife was that of conjugal partnership of gross estate of the decedent would include a. His exclusive property only. b. His exclusive properties and one-half of the conjugal properties. c. All of the properties of the husband and the wife. d. His exclusive properties
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3 In cell C12, calculate the total credits. 2 4 In cell F12, calculate the total quality points. 2 5 In cell E14, calculate the GPA. 2 6 In cells D21:K36, insert a Clustered Column Chart to show quality 4 points by each course. Select ranges B7:B11 and F7:F11. On the Insert tab, click Recommended Charts, and then click Clustered Column. Apply
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Kindly answer the following Activity 3. Inscribe, Intercept, then Measure In the figure below, CE and LA are diameters of ON. Use the figure to answer the following. 1. Name all inscribed angles in the figure, C 2 2. Which inscribed angles intercept the following arcs? AN a CL 516 b. AB 9 C LE E d. AC 3. If mLE = 124, what is the measure of each
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Use this information to answer Questions 1 - 14 below. The following table summarizes U.S. Census data for the southern region of the United States for the census years 1900 through 1990. \f
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A bank loaned out $13,000, part of it at the rate of 8% per year and the rest at 16% per year. If the interest received in one year totaled $1500, how much was loaned at 8%? How much of the $13,000 did the bank loan out at 8%?

#16.......business math..... I've asked several people and everyone got it wrong. I need the correct answer because I am tired of paying for it over and over again..... so if you aren't 100% sure please don't answer. I need a correct answer...please please please give me the correct answer

Chrome - Take a Test - Zoe Mavroudis "mathxl.com/Student/PlayerTest.aspx?testId=214023546¢erwin=yes Math 1111 Spring 2020 Dr. Clement Quiz: Practice Test for Unit III Exam This Question: 1 pt 4 of 20 (12 complete) Use the graph of the function f shown to the right to answer parts (a)-(n) (a) Find f( - 14) and f(4) f(- 14) = f(4 ) = (b) Find

For the experiment of rolling a single fairdie, find the probability of being even or divisible by 2. The probability is ___. (Simplify your answer).

Question 3 a) Heights of 10-yearold children are normally distributed with a mean of 135 cm and a standard deviation of 6 cm. Find the probability that the mean height of five randomly selected 10yearold children is greater than 138 cm. (3 marks) b) How large a sample of employees in a company should be taken if we want to estimate with 98%
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Hey I'm doing this exercise and i'm stuck. Thanks for helping. Write the lagrangian function and the first-order condition for stationary values(without solving the equations) for this function: z= x 2 +2xy+yw 2 , subject to 2xy+y+w 2 and x+w=8

Let M = Practical Research is difficult, A = P.E. is easy, T = Earth and Life is interesting and H = Oral Communication needs confidence. Write each statement in words. a. M (A H) b. T (M A) c. H A T d. ~ (M H) e. A (T ~ H)

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