S
  1. study help
  2. subject categories
  3. sciences
  4. mathematics
  5. april 2023
  6. 24

Mathematics Questions and Answers April 24, 2023

Expert-verified solutions to help you succeed

\f
image text in transcribed

You are the manager of a firm that sells its product in a competitive markett at a price of $50. Your firm's cost function isC=40 + 5Q^2 . Theprofit-maximizing output for your firm is:

Consider the consistent m-by-n linear system [A|b], where RREF[A|b] has exactlyrpivots. What conditions is sufficient to gurantee that the linear system has a unique solution?

When Einstein said "God does not play dice with the universe" his point was this: Group of answer choices We have free will. Determinism is false. God saw the material world in a probabilistic way. Nothing at the sub-atomic level is left undetermined

Adjusting lines Once you have placed a line on the graph, you can move the entire object without changing the slope by selecting any part of the line other than the control points, and then dragging it up, down, left, or right to the desired location. To remove the line from the graph entirely, you can select either a control point or the line

Determine whether the statement My bank raised its interest rate on savings accounts from 2% to 3%, which was a 50% increase. makes sense (or is clearly true) or does not make sense (or is clearly false). Explain clearly

Help pls asap In 1990, the cost of tuition at a large Midwestern university was $94 per credit hour. In 1997, tuition had risen to $178 per credit hour. Determine a linear equation & to represent the cost of tuition in terms of c, the number of years since 1990. C In the year 2004, tuition will be $ per credit hour. In the year tuition will be
image text in transcribed

1. Both the range and standard deviation are measures of variability. If the variability of a set of scores changed, would you always expect the values of the range and standard deviation to change too? If so, would you expect these values to always change in the same direction? Explain. 2. Suppose that you wanted to compare two sets of 50 scores

AF.43 Find the Laurent series for the function $f(z)=\exp \left(\frac{1}{z} ight)$, and use your result to find the order of the "pole" at $z=0$

Taylor's power-series method a.) Use Talyor's method to determine the general solution to the ODE (l x2)u\"(x) + 8xu'(x) 18u(x) = 0 for l
image text in transcribed

8. A village of / + 1 people suffers an epidemic. Let X (t) be the number of ill people time t, and suppose that X(0) = 1 and X is a birth process with rates M, = Xi(N +1 -i). Let T be the length of time required until every member of the population has succumbed to the illness
image text in transcribed

If the surface area of two similar cylinders are 107T ft2 and 160w ft2, what is the ratio of the volume of the smaller cylinder to the volume of the larger cylinder
image text in transcribed

Does the Commutative Property hold for the subtraction of rational numbers? Yes No

A. Cuando se comprueba que la ecuacion es homogenea se obtiene: When it is verified that the equation is homogeneous, we obtain: M(tx, ty) = 12 M(x, y) , N(tx, ty) = 12N(x, y) B. La sustitucion mas simple que se debe hacer es: The simplest substitution to make is: V = UX C. Luego de sustituir en la ecuacion y simplificar se obtiene: A After
image text in transcribedimage text in transcribedimage text in transcribed

Set 2 This worksheet covers material from units 3-5. It contributes 8% to your final grade and is due on Saturday November 19, 2016 at 11:55 PM EC time/ 10:55 PM JA time. Please show all working and/or explanation. Please submit assignment in the dropbox provided in the learning exchange. No late assignment will be accepted and no assignment will

Fill in the blanks with the following arguments and determine whether they evaluate to True or False.'Lorem ipsum dolor'.endswith-------------------'Dolor'.lower()

Calculate Sample Standard Deviation for the following data: 24, 25, 26, 27, 28 0.75 1.0 1.58 1.75

On April 5, 2022, Janeen Camoct took out an 812% loan for $20,000. The loan is due March 9, 2023. Use ordinary interest to calculate the interest. What is the maturity g

53,000 is placed in an investment account that$57,369Apply the appropriate labelIncreased investor1.4.grows at a fixed rate of 2% (compound growth)to each event.confidence:per year. How much is in the account after fourAfter U.S. quarterly GDPyears? Round your answer to the nearest wholerepeatedly exceedsnumber

Determine the bending stiffness for the following laminates using the properties shown below. [0]6 [0/45]s [0,60]s Layer properties aligned with the principal axes E1 = 128 GPa E2 = 11 GPa G12 = 4.5 GPa v12 = .25 Layer Dimensions b = .1 m h = .02 m (Note: This is for each layer, so the total thickness will depend on the number of layers.)

Find the product 11) (2m + n) (a-b)= a3-302b+ 3ab2 -63 12) ( x + 2 ) ( x + 4 ) ( x - 3 ) a b ( 2 m ) 3 + 3 ( 2 m )2 (n) +3 ( 2m ) (n ) 2 + (n) 3 8m 3 * - 6m 2 + 6m 8 m3 + 12 min + Gmn2 + 3 Fortsnut winery! minus
image text in transcribed

When looking at my plot for a charging capacitor, the measured voltage was 2.08v. The percentage of V was: V 2.08t * 100= 74% 1 2.8
image text in transcribed

Please solve using step by step instructions, convert each equation to vertex form. 4. Determine the vertex of the following quadratic functions then write the equation in vertex form. a) h(x) = 306 8)(x + 10) b) f(x) = x2 6x + 11 %x1)(x+5) d)g(x)=4x26x1
image text in transcribed

\f
image text in transcribed

Let U1 be a basis for IR . Use the Gram-Schmidt process to find an orthogonal basis under the Euclidean inner product. 8 Orthogonal basis: VI= 2 , V2 = 4 , V3 15 a = Ex: 1.23 + b = Ex: 1.23 C = Ex: 1.23
image text in transcribed

Sequence of clinical activities should focus on Group of answer choices volume variables, then pressure variables, and finally chest wall shape. chest wall shape, then pressure variables, and finally volume variables. pressure variables, then on volume variables, and finally chest wall shape. chest wall shape, then volume variables, and finally

The sum of a number and 4 times its reciprocal is 85/9 . Find both possible numbers

assume a property is to be sold for $100,000 with a $10,000ncash down payment and the balance to be carried back as a wraparound loan by the seller at 10% interest-only for five years. the existing loan balance is $70,000 at 8% interest. what is the seller's yield on the equity in the wrap?

A new car was put into production. It involved many assembly tasks. Each car was inspected at the end of the assembly line and the number of defects per unit was recorded. For the first 100 cars produced, there were 40 defective cars. Some of the cars had no defects, a few had one defect, and so on. The distribution of defects followed a Poisson

What are some good tips for getting the hang of using Excel to solve quantitative reasoning problems?

Use the point-slope formula to write an equation of the line given the following information. final answer should be in slope-intercept form. The line passes through the point (4,1) and is parallel to the line y=3x+2

A grocery store tracks the number of items sold per day by a vendor. A new vendor transfers to the store with 175 items already sold and sells an average of 35 items per day. The linear function v(x) = 35x 175 models the vendor's sales, where x is the number of days and v(x) is the total number of items sold. Part A: How many items will the vendor

Find the measure of Angle A. Type the number only! (Hint: Plug in x) 159 + x 80 49 + x A Type your answer... Previous
image text in transcribed

given f(x)= 1200/1+5e^-0.7x find f(0) and limit x--->00 f(X) how would you go about solving this

Please provide a step by step process and explanation on how to obtain a general solution using coefficient linear for the differential equation (3x+4y-5)dx - 2(x+1)dy =0

Find the domain and range of the function graph. Write in interval notation

HELP!! Pre-Calc Chapter 2 HW (Q4) Assume a, B are nonzero constants. Solve for x. (Enter your answers as a comma-separated list.) (a) ax + B = 1 ax - B X= (b) + 1 a B X X = (c) at 1 B X X=
image text in transcribed

a. (03.05) Given f(x) and g(x) = f(x) + k. look at the graph below and determine the value of k. (1 point)
image text in transcribed

1 24 503.8 Calculate A A and A b, given A 1 12 275.2 and b 1 17 367 1 12 269.8 AT A - Ex: 1 A b - Ex: 1.2
image text in transcribed

Gunderson's Hardware paid $7,618.40 last year in property taxes. Find the fair market value of the property if the tax rate is $2.10 per $100 and the assessment rate is 60% of fair market value
image text in transcribed

I did part a of it and got -2 which is correct, but I keep getting -16 for the second part, how do you do it please? Masterin | I rse'l- | Mesterin |' 0 me: J El Inbox-n | my ucn Libral {a Worldcarl I Cakzus | El uciwebul El @6912 | CE Olineln | in Wolfram] Io Rimann' integ x + V o x . . -. . m {r | = a _ u X n Calculus:MathematicsZ x m
image text in transcribed

Use determinants to decide if the set of vectors is linearly independent. -7 6 -7 -2 y 3 l 0 -7 -7 -3 The determinant of the matrix whose columns are the given vectors is (Simplify your answer.) Is the set of vectors linearly independent? {:3 A. The set of vectors is linearly independent, because the determinant exists. (:3 B. The set of vectors
image text in transcribed

Fill in the blanks with the following arguments and determine whether they evaluate to True or False.'Lorem ipsum dolor'.endswith-------------------'lOrEm'.title()

The quantity variance is Blank______. Multiple choice question. (AQ x AP) - (SQ x SP) (AQ x SP) - (SQ x SP) (AQ x AP) - (AQ x SP)

Use simple interest to find the monthly payment. $6874.55 at 1.99% for 11 years
image text in transcribed

Chicken Delight claims that 90% of its orders are delivered within 10 minutes of the time the order is placed. A sample of 100 orders revealed that 92 were delivered within the promised time. At the 0.05 significance level, can we conclude that less than 90% of the orders are delivered in less than 10 minutes?

\f
image text in transcribed

"gNSIKr7 8P3jH-18J O FRACTIONS Understanding equivalent fractions The pie below is cut into 12 equal slices. Shade of this pie. 4
image text in transcribed

I Painting Stripes H...\" Kyesha is painting one wall of her room with navy blue stripes. She wants to make sure all the stripes are straight. 1. What could Kyesha do to make sure she paints the stripes straight? 2. She marks off her first four stripes with tape as shown below. Which of these stripes are parallel? How do you know? 3. Kyesha leans
image text in transcribed

(15) For each of the following, determine whether the given set defines a subspace of the complex vector space CW\" (with the usual addition and scalar multiplication}. {a) U = {A E CM" ; A as a linear transformation is bijective} {bl V = {A E CM" : det[A) = G} to) W = {A E CM" : trlA) = D}
image text in transcribed

/|\\ ABDC is a trapezoid with A_B ll ("DD. Find the measures of angles x, y, and z. Angle x measures D. Angle y measures D". Angle 2 measures D
image text in transcribed

Use Standard Normal Distributionto find probability P(z > 2). Remember: Appendix TableII and Excel functionNormsdist(z) give you P(z < 2). Use formula: P(z>2) = 1 - P(z <2) Tables II Normal Distribution.pdf 0.8000 0.2010 0.9780 0.0228

If sin () 7 (in Quadrant-1), find 22 tan(2x) (Please enter answer accurate to 4 decimal places.)Find sin if cosu --0.467 and u is in Quadrant-III. u sIn - Your answer should be accurate to 4 decimal places.Find tan if secu --4.793 and u is in Quadrant-II. u tan tol Your answer should be accurate to 4 decimal places.Solve for t, 0
image text in transcribedimage text in transcribedimage text in transcribed

The Eruption of Mt. Vesuvius Pierre-Jacques Volaire How do light and dark function in the work

The relationship between the number of years that pass on earth, for every rotation of mars around the sun

If a periodic deposit is made at $30 at the end of each month with 6% compounded interest for 25 years, how much will you have after 25 years? how much is interest?

True or False: If X is a binomial random variable with n = 20, and p = 0.30, then P(X = 10) = 0.50

Find the domain and range of the function graph. Write in interval notation

Your starting salary at a company is 65000 dollars, and you get a raise of 4000 dollars each year. Let t represent the number of years since you joined the company. a) Express the percentage rate of change of your salary as a function of time. r(t)= b) At what percentage rate will your salary be increasing after 2 years? The percentage rate your

Which of the following is closest to the number of heartbeats you might have in a year? 4 billion 40 billion 4 million 40 million 400 million

Solve for X on both 20 and 21 \f
image text in transcribed

i need this document. I upload 2 document mine. Whats now?

An airline company has a policy of routinely overbooking flights. The following probability distribution table shows the random variable, x, where x is number of passengers who cannot be boarded because there are more passengers than seats: x P(x) 0 0.07 1 0.14 2 0.27 3 0.33 4 0.19 (a) Determine the mean of x. (b) Determine the standard deviation

Fill in the blanks with the following arguments and determine whether they evaluate to True or False.'Lorem ipsum dolor'.endswith-------------------'Lor

please help Solve: Enter the exact answers. The eld below accepts a list of numbers or formulas separated by semicolons (eg. 2; 4; 6 or a: + 1; a: 1). The order of the list does not matter
image text in transcribed

2. Tristan Sandino bought a new Dell computer for $1,175. This included a 6% sales tax. What is the amount of sales tax and the selling price before the tax? (Do not round intermediate calculations. Round your final answers to the nearest cent.)
image text in transcribed

Exercice I (1 point) Resoudre les equations suivantes : a) 27x + 19x = 1 mod 13 b) 36x- + 22x = 16 mod 17 c) 60x 2 + 78x 9 mod 19 d) 13 * X 1 mod 23
image text in transcribed

\f
image text in transcribed

+ N f(x) = cos 2 x +1 X 6 + -4 -10 -8 -6 -4 -2 0 2 4 6 8 10 -2 -4 -6 powered by desmos
image text in transcribed

Find a quadrature formula of the form: which is exact for f(x) = cos(x) and f(x) = sin(x). Does it have at least degree of precision zero. Find a quadrature formula of the form fnf(z}drmAgf(}+A1f(e}, fra, {3} I] which is exact for HI} = one: and HI} = sin 1:. Does it have at least degree of precision zero
image text in transcribed

Find the eigenvalues and bases for the eigenspaces of A. A = 17 Enter the eigenvalues in order of size (bigger real part first, or bigger imaginary part first if real parts are equal). 11 = -3-2 X 12 = -3+ i Which of the following are valid basis for the eigenspaces of Al (first one) and 12 (second one)? -4 + i N . and 17 17
image text in transcribed

Consider the following systems of linear equations. Determine whether or not each system has a unique solution, if there is a unique solution solve using the inverse of the matrix of coefficients (10 marks total) a. 4X1 - 2X2 + 9X3 = 1 3X3 = 2 6X3 = 4 b. 2x1 + 4x2 - 7x3 = 1 X2 + 3x3 = 2 9X3 = 0
image text in transcribed

Florence began deriving the quadratic formula. ax bx c = 0 x^2 (b/a)x c/a=0 x^2 (b/a)x=c/a What step should Florence do next? Responses Add b2a to each side. Add , b over 2 a, to each side. Add (b2a)2 to each side. Add , left parenthesis b over 2a right parenthesis squared, to each side. Subtract x from each side. Subtract , x, from each side.

We will use this lab to develop an understanding of how fine, airborne, particulate matter ismeasured by industry and regulators.We will use functions and integrals to understand howaerosol concentrations are modeled, and we will use numerical methods of computing integrals tomake the connection between the theory and data

if the mean of Y 4, 3Y 3, 2Y 1 and 2Y 16 is 48, find the value of Y

A bag of 32 bulbs contains 10 red bulbs, 12 yellow bulbs, and 10purple bulbs.(a) What is the probability that two randomly selected bulbs are both red?(b) What is the probability that the first bulb selected is red and the second yellow?(c) What is the probability that the first bulb selected is yellow and the second red?(d) What is the

Draw a problem to include a line of symmetry and solve for x with x equaling 3

Solve the equation. (Enter your answers as a comma-separated list. Use n as an arbitrary integer. Enter your response in radians.) cos x + 1 = cos x

1. (12 marks) Find all solutions to the following equations and plot them in the complex plane. If there are infinitely many solutions, plot enough to show the pattern and describe the pattern in words. (a) 2+1= -i (b) = = (1 - V3i)-2i
image text in transcribed

From the differential equation: \f
image text in transcribed

Which of the following is/are characteristic(s) of the EVI curve? The rise in EVI is steepest during the initial uncertainty reduction The value of EVI can never exceed EVPI The EVI is always decreasing All of the above A and B

what would be the range of scores if Here are the MSLQ questions from the survey: 1. I often feel so lazy or bored when I study for this class that I quit before I finish what I planned to do. * 2. I work hard to do well I this class even if I don't like what we are doing. 3. When course work is difficult, I either give up or only study the easy

(a)A cut-off score of 85 has been established for a sample of scores in which the mean is 65. If the corresponding z-score is 2.5 and the scores are normally distributed, what is the standard deviation? (b)The standard deviation of a normal distribution is 12 and 95% of the values are greater than 6. What is the value of the mean? (c)The mean of a

solve the problem 1. A Kansas farmer owns 100 acres of land on which she plans to grow wheat and corn. Each acre of wheat requires 5 hours of labor and $20 of capital, and each acre of corn requires 4 hours of labor and $40 of capital. The farmer has at most 800 hours of labor and $2,400 of capital available. The profit from an acre of wheat is
image text in transcribed

Question 3) A is a 2x2 matrix. You are told that A(:;)=-2(:;) A(:i)=-2(:2)+(:;)~ Then the general solution of x' = A x is and
image text in transcribed

Complete the proof Given: RS I| PQ and QR IISP Prove: RS = PQ and OR = SP RS| |PQ and QR| | SP . CPCTC LPSQ * LSQR and LSQP= LQSR b. Reflexive Property SQ = SQ C. Given APSQ - ARQS d. Alternate Interior Angles Theorem e. ASA RS = PQ and QR ~ SP
image text in transcribed

7. The average cost per chip placement for printed circuit-board assembly is 32 cents in factories with a volume of 25 million placements, 15 cents in factories with 200 million placements, and 10 cents in factories with 800 million placements. This is an example of a) vertical integration . b) a capacity cushion c) economies of scale. d) Moore's

Please help me solve this differential equation: dy+2ydy=e^-4dx. Please show work.

Use the given n th term formula to compute the first five terms of the sequence. a n = 7 n 2 6 n

In order to interpret the p -value associated with hypothesis testing about the population mean mu , it is necessary to know the value of the test statistic. True or false

Checkthe expressions whose simplification involves using the distributive law. 7(13x)

Find the area of the region under the graph of the function on the interval [a,b]: a) f(x)= s q r t ( x ) ; [1,9] b)f(x)=e x -x ;[1,2]

3. What is a tentorium? What is its function in insects

Search the Internet for U.S. climate data. Choose the city in which you live. Click on the tab that reads \"Daily.\" 1. Prepare a spreadsheet with three columns: Date, High Temperature, and Low Temperature. List the past 60 days fo 2. Prepare a histogram for the data on high temperatures and comment on the shape of the distribution as observed fro

Find the surface area of the sphere when d = 6 cm. For calculations involving , give both the exact value and an approximation to the nearest hundredth of a centimeter

Name three specific ways that the life of the United Airlines flight attendant Robin Gilinger changed after United Ait lines restructured

Rib vaults cover each bay, but unlike the four-part, X-shaped ribs found in many Gothic-style vaults, those at the _________________have an extra, fifth rib, probably to help ensure stability; the same design can be seen in some secular and Christian buildings of the time

The governor of a mid western state wants to know his approval rating following a recent scandal. Using a telephone poll Of registered voters in his state, 565 constituents are surveyed. The researchers determined that 37% of the governors constituents that were surveyed currently approved for the job he is doing in office. 565 constituents is an

A long year-end status report for work is 133 pages long. You need to print 12 copies for a meeting next week. How much is the paper going to cost for those reports? Paper is sold in reams (500 pages) for $3.76 each. $ Give your answer to the nearest cent, only for the paper you use (partial reams are OK)

\f
image text in transcribed

Showing 400 - 500 of 1494
  • 5 / 15