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Mathematics Questions and Answers January 19, 2023

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Question 3 (1 point) Matias buys a ticket for $5 out of a lottery of 1000 tickets where the prize for the one winning is to be $700. How much money do you take home (after paying for it)? $5.20 $700 $5.30 C O-$4.30 Question 4 (1 point)
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Think of a moon as a sphere like an apple. Give the percentage of the total surface area of the moon that is visible from earth for each of the following. New moon high over head, full moon over head, 1st quarter moon overhead, last quarter moon overhead

1 1 0 Determine whether the vectors x\") = (O ), x(2) = (2 ) ,x(\" = (2 ) are linearly 1 2 1 independent or linearly dependent. If they are linearly dependent, nd a linear relation among them
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operation research Q1: Find all possible Minimum Spanning Tress starting from A using Prims Algorithm. Check the optimality of all your calculated MSTs. A 3.4 3.8 4 4 C 1.5 D 2.3 H 2 1.6 B 10 4 19 3.7 G 4.1 3.6 6 M 15 2.8 N 1.2 7.2 .J 2.7 F 1.1 1 7.1 2.5 3.6 K
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Skill Check 7.5: Converting between logs and exponential functions Bavaresco, Andres 3 of 6 1 2 3 4 5 6 > Finish Convert the exponential function 343 = 7% to its corresponding Log function. K
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cl. Calculate the association between SSB consumption and obesity status within strata of the genetic variant, with 95% confidence intervals. Genetic variant present: Obese Not obese Total SSB consumer 85 25 110 Non-SSB consumer 150 250 400 Total 235 275 510
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Find solutions to the radical equations 11) Use the graph to find solutions to the radical equations. 10 If y = 2, then c = Ify = -3, then x =
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Open with Google Docs 4) Describe the intervals where the slope is increasing and decreasing given.[2A,2T] f (x) = - 5 x+ 2 4 3 W -Success... W Start Page G A can is. Assignment Unit 3 1) For each function, do the following:[4K,4T] Determine the asymptotes. If there are none, state "None." Determine the x and y-intercepts. - Determine the behavior
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In the estimated GJR-GARCH equationfor MSFT returns, A.Is the effect of a positive return significantly different from zero? Explain. B. Do negative returns predict higher volatility or lower? GARCH Model: gjrGARCH(1,1) Distribution : norm Optimal Parameters ------------------------------------ Estimate Std. Error t value Pr ( >|t| ) omega

1) What are the cases in this study? What are the variables? Identify each variable as categorical or quantitative
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Hi, I need help solving this problem. I don't understand how to set up. An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots weighing between 150 lb and 191 lb. The new population of pilots has normally distributed weights with a mean of 155 lb and a standard deviation of 32.3 lb. a. If a pilot is
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In two sets of variables X and Y with 50 observations each of the following data were observed =10, = 6, = 3, = 2 , (, ) = 0.3 But on the time of checking it was found that one of the value of X (=10) and Y (=6) was inaccurate and hence weeded out. With the remaining 49 values, how is the original values of r affected?

what is the equivalent form of this expression using a single exponent? x/c x/c

Consider the following homogeneous first order differential equation (8x + 7y) (3x + lly) dx + (5x + 3y) (8x + 6y) dy = 0. Changing the variables from x, y to x, u where u = , one obtains the following separable equation D + Eu + 18u2 - dx + du = 0. A + Bu+ Cu2 + 1843 Find A = B = C= D = E =
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The question says use the graph to find the missing part of each statement. Please help I don't understand the learning goal which is functions Use the graph to find the missing part of each statement. 14. g(6) = g ( x ) 15. g(2) = w/ 16. g(0) = 2- 17. g( ) = -1 - 18. g( ) = 1 -1 2 3 4 5 6 78 + X
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Problem 2. A dietician is out shopping one day for healthy snacks for the children she supervises. she got one on the shelf that is of interest to her and reminds her of a similar product she recently saw advertised on tv. It claims to have an average of 20 calories per bar, a number tjhat seems too high to her as she looks carefully at the

my Home - Lift X U Course: Ly Assignment 5 (Question 10) ~ Lyryx Learning Inc - Google Chrome X V X F- C D a lilally lila1.lyryx.cor File Explorer 0 X I SS M Gmail my Home - Liferay + New v 0 Co ED N Sort v . . Question > Quick access V C Search Quick access Print Preferences Help Question Quick access Folders (9) Question Desktop Desktop This PC
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Question 4 1 pts What percentage of Independents have low trust in election officials? O 19.8 O 32.0 O 25.3 O 37.6
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CASE ASSIGMENT Dr. Lisa Lovejoy had been practicing medicine for seven years. Her specialty was surgery. Her husband, Steve Lovejoy, held a position at RBC. Lisa and Steve had been married for five years and were the parents of young children. They lived in the Beaches area in a beautiful fourroom house overlooking Lake Ontario. On her way home

When completing the square on x^2+16x=5 what is the quantity that must be added to both sides of the equation in order for the left side to factor into a perfect square? a. 16 b. 64 c. 256 d. 8

25 Line segment PQ is a directed line segment beginning at P(6,-5) and ending at Q(-2,4). Find point R on the line segment PQ that partitions It into the segments PR and RQ in the ratio 3:2. O A. 14 O B. 14 UTI -J 5 1 Oc. CITINJ CTIC OD. (-8 , OTIN
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If JK 1 LM, which statement is true? O A. JK and LM meet at a 45 angle. B. JK and Lid are coplanar and do not intersect. O C. JK and Ly are not in the same plane. O D. JK and to meet at a 90 angle
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Could someone please explain to me how I calculate a normal distribution equation ,96full-time workers are selected in a small city. IfX is the number of full-time workerswho are saving for retirement, then the distribution ofX can be approximated with a normal distribution,N(48,4.9) , where the mean () is48 and standard deviation () is4.9 Using

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Use the following information to answer the next question The graph of y = f(x) is shown below. 8 6 4 (6,4) 2 -2 2 4 6 8 10 12 14 -2 6. The graph of y = f () is transformed to a new function g (x) = 3f (2x -8) +1. If the domain of the transformed function, g (@), is expressed in interval notation as [n, too), then the value of n is (Record your
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If Square root of x + 6 = 16 , then x could equal

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In a logit model logit[pi(x)] = a + bx, the probability increases at a rate of 0.16b when pi(x)=0.4. Is this statement true or false?

11.25An equation of a line through (1, 6) which is perpendicular to the line y=3x+1has slope: ? and y-intercept at: ? Please show work :)

33. If f (x) = (2 - x) (x+4) and g(x) =f(x -10) are functions whose graphs are parabolas in an xy-plane, what is the y-coordinate of the vertex of the parabola represented by g
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u are given two functions f(x) and g(x). How has the graph of g(x) changed from that of /(x f(x) = log (x + 1) g(x) = log (x - 2) + 5
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Solve the ff: Find the solution of the following differential equation. 1. (e" + Iny + - ) da + (# + Inx + siny dy = 0 2. ely - ycos (xy) da + 2xely - xcos (xy) + 2y dy = 0
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Blood alcohol concentrations of drivers involved in fatal crashes and then given jail sentences are shown below. Find themean, median, and mode of the listed numbers. 0.27 0.18 0.18 0.16 0.13 0.25 0.29 0.25 0.14 0.16 0.10. 0.16 The mean is____ The median is _____ The mode is _______ . (Round to the nearest thousandth asneeded.)

If a vehicle breaks down on t U-turns are legal within city limits when which of the following apply? The lane being crossed has a broken line (not a solid line). The road is clear and there is enough time to make the turn without endangering others. There is no sign that prohibits U-turns. All of the choices are correct.he autobahn, the vehicle

quadratic functions Chrome File Edit View History Bookmarks People Tab Window Help 62% ) Sun 12:50:56 AM Q VA HW 3.3 - Quadratic Functions - X Course Hero X + C A webassign.net/web/Student/Assignment-Responses/submit?dep=23830319&tags=autosave#question3279703_20 C 1. [-/0.32 Points] DETAILS 0/30 Submissions Used MY NOTES WEBLOC Charla do...pc Use
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More on finding significantz-scores. Consider a one-sided significance test for a population mean, where the alternative is "greater than." (a) Sketch a Normal curve similar to that shown in Figure 6.10, but find the valuezsuch thatP= 0.05 (b) Based on your curve from part (a), what values of thezstatistic are statistically significant at the=

Which of the following correctly expresses the value of 98,000,000 in scientific notation AND in the SI unit for length? 9.8 x 10 to the power of negative 7 end exponentm 9.8 x 10 to the power of negative 7 end exponentkg 9.8 x 10 to the power of 7 m 9.8 x 10 to the power of 7 kg

1A ) Hey please help with this linear algebra question 1. [-11.33 Points] DETAILS LARLINALGB7.1.025. MY NOTES l AS Find the characteristic equation and the eigenvalues (and a basis for each of the corresponding eigenspaces) of the matrix. 0 -3 s 4 4 10 o o 4 (a) the characteristic equation H (b) the eigenvalues (Enter your answers from smallest to
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Please help! 3. Match each graph in the table with the graph of its inverse. Then write an equation for each function. C) 2 5 Graph: N 0 Equation: Letter of Graph of Inverse: Equation of inverse
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6. Consider the following data set with two input features temperature and season What is the Nave Bayesian assumption? Is the Nave Bayesian assumption satisfied for this problem? Your Thoughts? Module 4: Analytics Theory/Methods 18 Temperature Season Electricty Usage -10 to 50 F Winter High 50 to 70 F Winter Low 70 to 85 F Summer Low 85 to 110 F

Part IV: Naming of Molecular Compounds -Complete the name or chemical formula to complete the chart below. N,O CI,S PO6 CO carbon dioxide sulfur tetrafluoride tetrasulfur dinitride bromine monochloride carbon tetrabromide
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Suppose that the relation Gis defined as follows. =G{(4,2),(24),(11),(0,9)} Give the domain and range of G. Write your answers using set notation.

16. When possible, use the partitioning approach to represent and compute each quotient. a. (-10) + 2 b. (-14) - 6 c. (-15) + (-3)
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b What are the word embeddings? Why do people use this? Why do people use encoder-decoder RNNs rather than plain sequence-to- sequence RNNs for automatic translation? c In the attention model, it utilizes the key vectors K, query vectors Q and value vectors V . What is the matrix equation of outputs with the attention model in terms of Q, K, V ?

4. The cost function for a product is given by C (n) = n' + 8n + 750 where n is the number of units produced and sold and O (n) is the cost in dollars. c) Find the inverse of this function for the domain in part (a). You must show your work (steps like we did on the class notes) for credit. You may type in your work and final answer or use "Insert
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QUESTION 1 QUESTION 1 [16 MARKS] The curves of the nonlinear equations x'+ y' - 2yx3 + x3 = 1 x' - y' = xysin(xy) are shown in Figure 1. x' + y' -2yx3 +x' =1 P3: (-0.9632,0.7067) PI: (0.9632,0.7067) X x' - y = xy sin(xy) P2: (0.4010,-0.3723) Figure 1 Use Newton Raphson method with one iteration to determine the point of intersection of the curves
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g) Market Capitalization-Market capitalization (market cap) is defined as stock price X shares outstanding. Issuing stock quickly raises capital and makes it easier and quicker to achieve strategic goals. Differentiators can introduce new products. Cost leaders can improve productivity more quickly. 2) Prioritize these measures by applying a
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In what year did Top decile experience the least growth? a. 1973 b. 1984 c. 1995 d. 2007 Growing Up Trends in spending on children per child, by household income, adjusted for inflation Top decile Eighth decile Third decile Bottom decile $7,000 $6,573 $6,000 $5,551 $5,000 $4,000 $3,759 $3,000 $2,832 $2,000 $1,000 $961 $607 $779 $750 $0 1973 1984
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3.1, Exercises 10, 12 : Find the nullity of A and a set of minimal generators of ker(A

I + 2 EP Lob the you thetch to complete the table with the angle measurements (2 paints) N\f
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Solve the equation Solve the following formula for the specified variable. A = t(r+ b) for r (Simplify your answer.)
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Please help with the review quiz Which of the following systems could be used to solve the following: In yesterday's basketball game, Mabel scored 17 points with a combination of 2point and 3point baskets. How many of each type of basket did she score if she made 7 shots? x+y=7 2x+3y=7-l7 x+y=l7 2x+3y=7 x+y=7 5xy=l7 x+y=7 2x+3y=l7
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Find dy/dx of y equals the cosecant of the square root of x

Chapter 9, Section 1, Exercise 001 Use the computer output to estimate the intercept0 and the slope1 . The regression equation isY=26.2+3.56X . PredictorCoefSE CoefTPConstant26.186 5.656 4.63 0.000 X 3.558 0.5358 6.64 0.000 Intercept0: Slope1:

9.Suppose a sample space has things a, b, and c. Twice, draw from the sample space and replace. The possible sequences formed are {aa, ab, ac, ba, bb, bc, ca, cb, cc}. Now suppose there areY different things.There are Y ways the first draw can occur. For each of the Y ways the first draw can occur, there are Y ways the second draw can occur,

14. Given that ?(?) = ? and ?(?) = ? + 6 4 , use a mapping rule to determine all of the corresponding points of g(x) then provide a rough sketch of f(x) and g(x) on the grid below

(1 point) Evaluate the following 4 x 4 determinant. Use the properties of determinants to your advantage. -2 12 2 2 5 3 6 1 0 0 1 0 N
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b) How many trials are there in this experiment? c) What represents a success? (remember X counts the number of successes) d) What is the probability of success
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Find at least 4 ordered pairs that satisfy the equation given. Show all work as you find the pairs, plot the pairs on a coordinate system, and sketch a graph of the line through the pairs: 2x+y=5

MTH 710 Practice Final Exam The following information shows the number of mice caught during a business night and day shifts during a short week Shift Day Tuesday Wednesday Thursday Friday Day 7 9 5 10 Night 3 7 4 12 Test, at the 5% significance level, whether H0: 1 - 2 = 0 is true versus HA: 1 - 2 < 0, if the variance of the day sample is 4.7 and

Multiple Choice Question Which of the following is an example that best describes a cross-sectional study? Multiple choice question. A study where elementary students in grades 6, 7, 8, and 9 are surveyed all at one time. A study where the same elementary students are followed in grades 6, 7, 8, and 9

Susie is paying $540.15 every month for her $150,000 mortgage. If this is a 30 year mortgage, how much interest will she pay over the 30 years of payments? Round your answer to the nearest cent anddo not enter the $ as part of your answer, enter a number only.

A line has a negative slope and a positive y-intercept. Does the point (1, 2) belong to the line? Justify your answer by providing a geometric illustration and an algebraic reasoning.

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Please answer the following questions its argent Given the function f() whose graph is shown below, determine f-1(3). Do not include "f-1(3) =" in your answer. UT 4- f(ac ) 3- 2 1 0 O 1 4 5 6
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Cengage WebAssi... New Tab Math Quiz | Online.. Simplify - Add 6. [-/1 Points] DETAILS SMITHNM13 11.6.045. MY NOTES How much interest (to the nearest dollar) would be saved on the following loan if the home were financed for 15 rather than 30 years? A $511,000 home bought with a 20% down payment and the balance financed for 30 years at 5.8% Need
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An equation representing a vibrating string of one unit long, fixed at both ends, is given in Equation 1. 82y 62y b = 2 1 ot- ox\" M Equation 1 can be written in the form of Equation 2 using the central finite difference approximation of the second derivative of their respective variables. The subscripts represent locations, while superscripts
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The coordinate plane below represents a city. Points A through F are schools in the city. Part A: Using the graph above, make a system of inequalities that only contains points D and E in the overlapping shaded regions. Explain how the lines will be graphed and shaded on the coordinate grid above. Part B: Explain how to verify that the points D
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Central tendency, dispersion an skewness are three different measures to analyse numerical data. Comment.

I need help with these questions 1. Solve the system of equations by graphing. 2. Solve the system of equations by graphing. xty=5 y= 3x-2 2y-x=4 x - 3y = 9 Answer: Answer: 3. Solve the system of equations: 4. Solve the system of equations: x =3y-1 (3x - 5y =2 (2x -3y =2 (2x + 3y =1 Answer:
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Is this statement true or false? I want to find the point that is the minimum (local or global) of a function (unbounded). I found a stationary point. If the gradient here is zero, then I have found a minimum of the function. Question 1Select one: True False

(1 point) Use the appropriate property of determinants to find a. Do not evaluate the determinants. 11 23 -12 -11 -23 12 -43 -31 -17 = a . 43 31 17 -2 -3 10 2 3 -10 Answer: a =
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Test 1 13 - x 2 + 4 + 6 X - 6 y + 27=0 ly for the function fix) - 4X + 9 f ( U ) = 15 - 9 ( x ) = - x2 +5x + 2 9 ( - 3) = 16- F ( x ) =X+ 8 what's domain , range 17 - (-6 -, - 4) and (-2, -2) find slope 18 - find slope 6 * + by - 8 x 19 - 5y - - FX whats slope intercept
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AKTIVITAS AKTIVITAS WAKTU BIAYA PENDAHULU (BULAN) LANGSUNG (5) NORMAL CRASH NORMAL CRASH 4000 6000 12000 13000 6000 8000 7500 9000 BEWOWUANN WINANWNUP 12000 15000 10000 11000 5000 7000 F 8500 10000 6000 7000 Dari informasi tersebut jawablah pertanyaan berikut: 1. Gambarkan jaringan network proyek dan tunjukkan jalur kritisnya ? Berapa waktu yang
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ALCOHOL CONSUMPTION The beer consumption by Ameri- cans for the years 19602005 can be modeled by the equation y 0.0665x2 3.58x 122, where x is the number of years after 1960, and y is the number of ounces of beer consumed per person in that year. Find the per person consumption in 1960, then find in what year the model predicts that consumption

Consider the following initial value problem: 10ry" + 40xy"+ 40y" - (2') 2 + 4y -4 =0, y(0) = 38, y (0) = 22. Let f (a) be the solution of this IVP. Find f (1) =
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o b Prove that [Cf is isomorphic to the subgroup of GL2 {R} that consists of matrices of the form ( b ).
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can you help me to solve this question Exercise 3 - (8 points) Compute the real eigenvalues for the following matrix, and for each eigenvalue, compute a basis for the corresponding eigenspace: 5 12 A =
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Question 1. The goal of this exercise is to prove the following statement. (*) Let A and A' be 2 X 2 matrices. If the solution sets of the two homogeneous systems An? = (l and A's? = U are equal, then A and A' are row equivalent. The proof is divided into three steps. a) List all 2 x 2 matrices M that are in RREF. Remark. You do not need to
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(1 point) Let Then C = AB = C11 C12 C21 C22 and d11 12 d13 D = BA = d21 d22 d23 d31 d32 d33 where C11 = C12 = C21 C22 = and di1 = d12 = d13 = d21 = d22 = d23 = d31 = d32 = d33 = The determinant of D is Note: You can earn partial credit on this
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Can we support the preparation course's claim that its graduates score higher in SAT? C' Yes 5N0
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7. The surface area of a cylinder is given by the formula SA = 2nr2+21rrh, where r represents the radius and h represents the height. Solve the formula for h and then use it to complete the following table accurate to two decimal places. {8 marks) CylinderA Cylinder B Cylinder C Surface Area, SA (cm?) 2500 5000 4275 Radius. r (cm) \" Height, n (cm)
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There are 12 students in each of the five current Biostatistics courses. 95% of all students submit a bonus multiple choice question to their professor, one of which will be selected at random to be included on the final exam. Assuming that five of the students mess up the directions and forget to structure their question as multiple

Jose has a fish tank that measures 10.5 inches wide, 16.5 inches long, and 15.8 inches deep. He empties it halfway to clean it. To refill it when he is done, he will fill a one-gallon jug in the sink and carry it to the tank, pour it in, and then return to the sink again. 1. Convert the dimensions of the tank to centimeters. Round all measurements

Answers Problems 22-25 Determine if the functions are inverses of each other using composition of functions. 22. f (x) = x2 +8, x20 23. f (x) = (x-5)2, x25 g(x) = Vx- 8 g (x) = Vx+5 24. f (x) = Vx+4 25. f (x) = 49x2, x 20 g (x ) = (x+ 4 ) 2 , x 2-4 g (x ) = = Vx
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To create coefficient matrix from a system of linear equations, A. find its inverse. B take the coefficient from each variable and place it into a matrix making sure that you put zeros for any missing variables. C. just strip off the numbers in front of each variable and place them in a matrix. D. solve the system of linear equations.

Please provide walk through of this problem . ase Details for more. > Next question Find the average rate of change of g(x) = - 42 - 3 from = = - 3 to c = 4
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Help plz Im struggling Find the volume of the irregular figure. 3 cm [ ? ] cm3 3 cm 3 cm 8 cm 3 cm 4 cm
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A rectangle has a perimeter of 320 meters and its length L is 3 times its width W. Find the dimensions W and L, and the area of the rectangle.

Prove algebraically that the lines 4x+3y = 5 and 3/8 x 1/2 y = 6 are perpendicular Find the equation of a line that is parallel to the line 2x + 4y = 5 and passes through the point (2, 1).

La temperatura ambiente a las 6 am era de 54 grados Farenheit. Fue aumentando de forma lineal hasta la 1 pm en que el termmetro marc 79 grados. a) Escriba una ecuacin lineal que muestre la temperatura en funcin de la hora en ese intervalo. b) Calcule, con esa ecuacin, la temperatura a las 11:15 am. Si fuera necesario, aproxime a la dcima de grado

A chef is going to use a mixture of two brands of Italian dressing. The first brand contains 5% vinegar, and the second brand contains 15% vinegar. The chef wants to make 330 milliliters of a dressing that is 14% vinegar. How much of each brand should she use?

6 -5 -4 -3 - 2 - 1, The graph above is a transformation of the function f(x) = (x] Write an equation for the function graphed above g(x) =
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Using the set symbols above as logical variables, describe the special dinner combination as disjunctions/conjunctions between these variables. As a reminder, the disjunction of two logical variables x and y is x?y and their conjunction is x?y. (The stylized symbols in the previous problem are produced by the LATEX command\mathcal{} in math mode)
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