S
  1. study help
  2. subject categories
  3. sciences
  4. mathematics
  5. may 2023
  6. 12

Mathematics Questions and Answers May 12, 2023

Expert-verified solutions to help you succeed

In calculating instantaneous rate of change, is it okay if we do addition for the first point instead of subtraction?

Kim can run 8 miles in 60 minutes. At this rate, how long will it take her to run 2 miles

translate the phrase to an algebraic expression. State what each variable represents. The product of a cars speed and traveling time. First assign the variables. Let x ___________________ and b represent ______________________ The algebraic expression is _______

Globex Investment Capital Corporation owns three companies that have the following estimated returns (in millions of dollars) if sold in one of the next 3 years: Globex Investment Capital Corporation owns three companies that have the following estimated returns (in millions of dollars) if sold in one of the next 3 years: Year Sold (estimated
image text in transcribed

The price of a boat is 160,000 the bank requires a 5% down payment the cost is financed with a 30 year fixed rate at 3.25% What is the required down payment Monthly payment Total interest paid

Evaluate the expression and show your work 32 + 9 * 9 8 2 - 8 * 6 + - 15 - 1 3 Solve the formula for the state variable and show your work A = 1/2bh; solve for b Solve the inequality. Express your answer using interval notation. Show your work. |5x +2| > 3 Subtract the polynomials. Express your answer in standard form. Show your work. (12x + 16) -

6. Do the authors report on a statistical test to show that the distribution in Figure 1 is sufficiently normal? If so, what does it indicate
image text in transcribed

(1) These are the sales prices of recent home sales at a real estate office: $475,000 $310,000 $350,000 $400,000 $475,000 $1,000,000 $390,000 Find the x. v and the mode for the prices. In your opinion, which is the best measure of central tendency for this data set? Why? (2) Identify the population, parameter, sample, and statistic in the
image text in transcribed

how do i do this Espotol Two airplanes leave an airport at the same time and travel in opposite directions. One plane travels 88 km faster than the other. If the two planes are 12,672 kilometers apart after 8 hours, what is the rate of each plane? km Rate of the faster plane: km X Rate of the slower plane
image text in transcribed

Construct a digraph for the following tas s necessary when building a house: get a building permit, i stall wiring, pour foundation, build alls, build doghouse, ass final inspection.

6. Use your linear model to predict when Starbucks will match Mcdonald's for the number of locations
image text in transcribed

What is the probability of getting 35 customers in the first four hours? Assume the store is open 12 hours each day. (Round your answer to four decimal places )
image text in transcribed

answer for 4 question in the above picture M Inbox (38) - btbti20072_uditi@be x M Get explanations for your toughe x Homework Help - Q&A from Onl x (& My Drive - Google Drive X + X X A drive.google.com/drive/u/0/my-drive . .. it Apps M Gmail @ YouTube V Maps IMG_20200830_121449.jpg Q Search in Drive Reduce the following to normal form and hence
image text in transcribed

Indicate whether each of the following statements is true or false .Provide a short justification (i.e. definition, short proof, counterexample, etc.) for each. (a). Any system of n equations in n unknowns has at most n solutions. (b). A homogeneous system of linear equations is always consistent. (c). If {u, v, w} is linearly dependent, then u E
image text in transcribed

2x 1 + 4x 2 5x 3 + 3x 4 = 0 3x 1 + 6x 2 7x 3 + 4x 4 = 0 5x 1 + 10x 2 11x 3 + 6x 4 = 0 Which of the following are the free variables of the system in its echelon form?

1. You are interested in studying predictors (math94me, toinc93, and read94me) of the percentage graduating in 1994 (grad94). a. Examine univariate normality for each variable. What are your conclusions about the distributions? What transformations should be conducted? b. After making the necessary transformations, examine multivariate outliers
image text in transcribed

Hello guys, I really need help with this assignment. Thank y'all in advance For problems 6- 8: A. Plot the points. B. If the data appears linear, sketch a regression line. If not, explain. C. Find the equation of the regression line. D. Estimate the value in 2013. 6. A study found that eighty percent of Americans were overweight in 2002, compared
image text in transcribedimage text in transcribedimage text in transcribed

Harry had an unpaid balance of$1998.56 on his credit card statement at the beginning of July.He made a payment of $265.00 during the month, and made purchases of $437.22. If the interest rate on Harry's credit card was 14% per month on the unpaid balance, find his finance charge and the new balance on August 1.

Perform the following matrix row operation and write the new matrix. [1 3 |3 ] 3R1 plus Upper R 2 [-3 9 |1 ] Please explain step by step how to solve this equation. After performing the rowoperation, the new matrix .

Find the present value(the amount that should be invested now to accumulate the followingamount) if the money is compounded as indicated. $9435.57 at 3.3% compounded annually for 4 years. Find the The present value is $ . (Do not round until the final answer. Then round to the nearest cent asneeded.)

THIS IS ANOTHER QUESTION FROM MY PRE Competency " Pre-Test- B.. X SOUTH TEXAS COLLEGE ONLINE CAMPUS 2020-Spring: MATH-1332-KV1-Contemporary Mathmatics CHE ... > Pretest > Competency'S Pre-Test Competency 5 Pre-Test 22 points possible 0/22 answered Question 18 Submit Assessment The following number is a BASE-7 NUMBER. Convert this to a base 10
image text in transcribed

Can you help me with the following problem about discrete mathmatics with detailed answer? \f\f
image text in transcribedimage text in transcribed

Please help I am so lost 4. Interpreting a Cubic Function The following function, P(t) = (t - 2.6) (t - 4.5)2 models the annual profit in $ millions of a mid- size marketing firm with t in years from start-up in 2012 (t = 0 is the year 2012). Without graphing the function on DESMOS, answer the following questions: a) Is the profit increasing or
image text in transcribed

Minimize through the simplex method A manufacturing company has three assembly plants: A, B, and C. It has two distributions outlets: Denver and Omaha. Plant A can assemble at most 700 units per month. Plant B can assemble at most 900 units per month. Plant C can assemble at most 800 units per month. Per unit shipping costs between assembly plants

Is the set {(1,2)} also a subspace in R^2?Explain why or why not.

Hi, I need someone to check my answers on the below problem. If any of the answers are incorrect or if you can think of a better way to justify or more fully justify the answer, please help me. My answers are shown below the screenshot. For each of the statements below, state whether it is true or false. Justify your answer. (a) Consider the
image text in transcribedimage text in transcribed

Solve the equation x+3=7 by simplification method..................

Solve the question below. Solve the equation using the quadratic formula. 2x- - 9x - 2=0 The solution set is (Simplify your answer. Type an exact answer, using radicals and i as needed. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.)
image text in transcribed

1. Using the information above extend and calculate the recipe cost for making one cake? _
image text in transcribed

Write the equation of the quadratic in standard form from the graph below 19. 20
image text in transcribed

Solve the following below and select the correct multiple guess answer: Question 8 (1 point) Determine the function the belongs to the table of data below: x y -4-15 -3 0 -2 3 -1 0 0 -3 1 0 2 15 a) Linear Ob) Quadratic O c Cubic O d) Quartic Question 9 (1 point) The graph of the function f(x) = x'(x - 4)(x + 3)'(x + 7) has how many x-intercepts? (
image text in transcribedimage text in transcribed

As part of his retirement planning, Mr. Jones purchases an annuity that pays 11.5% compounded quarterly. If the quarterly payment is $1,000, how much will Mr. Jones have saved in 6 years?

It takes a hose 4 minutes to fill a rectangular aquarium 8 inches long, 11 inches wide, and 12 inches tall. How long will it take the same hose to fill an aquarium measuring 25 inches by 31 inches by 35 inches? Round your answer to the nearest minute.

Suppose you are in your last semester of college and have a 2.9 GPA after 105 credits hours. If you taking 15 credit hours in your last semester, what GPA do you need in your last semester to graduate with a 3.0 GPA?

Using f(x) = x (odd), g(x) = x 2 (even), h(x) = x 3 (odd) and j(x) = x 4 (even), find if the compound functions are odd or even on the table below. THERE ARE NO NEITHER. Addition of Compound Functions Compound Function Resulting Function (Odd/Even) k(x) = x2 + x (even + odd) 1(x) = x2 + x4 (even + even) m(x) = x + x (odd + odd) Subtraction of
image text in transcribed

How to compare expression having interchangeable exponents and bases. For example: Which of the two is larger: 6^7 or 7^6?

4 Use formulafor Permutations(see Lecture section on Blackboard for week 4) to calculate in how many ways you can select2 people out of 10, order of selection makes a difference. 90 60 40 20

How would I go about starting this assignment,any Ideas? Write a brief lesson of how you would integrate the Bible while teaching a math concept. Make sure to include an activity for the students and one that you will do with them.

We are given the polar equationr 2 = 9sin (2) When=/4, thenr=______and____ There is norvalue forin the intervals (____,_______)and(_____,______)

.Activity duration 15 4 weeks, latest start is week 3, earliest finish 15 week 9 and there are 2 weeks of slack Activity duration is 4 weeks, earliest start is week 3, earliest finish is week 7 and there are 2 weeks of slack Activity duration is 4 weeks, earliest start is week 5, earliest finish is week 7 and there are 2 weeks of slack . Activity
image text in transcribed

Show that |e^z| = e^(Re(z)) for all complex numbers z. (I'm unsure why |e^iy| = 1).

6. Which coin is more valuable after 10 years? 20 years? 30 years? 60 years? Which coin would you purchase if you intended to keep it longer than 60 years, and why? (Hint: Look at r.) (4 points: 0.5 point each for identifying the more valuable coin; 2 points for the last question)
image text in transcribed

Sunshine Memorial Hospital Base Rate $7,300 001 Heart transplant or implant of heart assist system w/MCC 25.4241 $330,879.54 0.531 38 MS-DRG Reimbursement Cost of the encounter Profit/Loss
image text in transcribed

An item is regularly priced at $ 30. It is on sale for 40% off the regular price. What is the sale price

How do graph x interval=1, y interval =5 to b a graph of f(x)?

Simplify. Assume all variables are non-negative real numbers. Show and explain your steps. Sqr root of 18x^2(Squared)y

A restaurant hired a marketing firm to determine what kind of appetizers customers liked.They surveyed 100 people with the following results: 78 liked shrimp cocktail 56 liked mozzarella sticks 35 liked both shrimp cocktail and mozzarella sticks 2.Every person interviewed liked one or the other or both kinds of appetizers.Does this result seem

The probability that a certain hockey team will win any given game is0.3713based on their 13 year win history of385wins out of1037games played (as of a certain date). Their schedule for November contains 12 games. LetX= number of games won in November. What is the expected number of wins for the month of November? (Round your answer to two decimal

Write the factored form of a polynomial function with the real coefficients a lead coefficient of one and zeros of -3 -2 -1 and 3 .

Please help me solve page 2 2. The jewelers are using the Selfridge-Conway Method to divide the stones. Dakota, the divider, starts by dividing the stones into three part: . Part A: 1 box of sapphires and 1 box of emeralds Part A . Part B: 0.5 boxes of sapphires and 1.5 boxes of emeralds Part B . Part C: 1.5 boxes of sapphires and 0.5 boxes of
image text in transcribed

A parallelogram has vertices F(1,6), A(6,6), C(4,3), and E(-1,3). Plot the vertices in a coordinate plane, and then connect them to form the triangle. Find the slope of each side of the triangle. What can you conclude about the slopes of the parallel lines?

Letr=3sin. a. Find the lengthLof the graph of the polar equation. L=______________ b. Find the areaAof the region bounded by the polar equation. A=______________

A lap pool has a length of 26 yards, a width of 22 yards, and a depth of 3 yards. Find the pool's surface area (the water surface) and the total volume of water that the pool holds.

The following money market account rates were available from a particular bank. Find the compound amount and the interest earned. $6000 at 1.13% compounded daily for one year. (Do not round until the final answer. Then round to the nearest cent asneeded.)

Please answer the questions true or false and explain why Math 284 Test#1 Fall 2020 Name: Marean Please show all steps for FULL CREDIT. This test will be closed-book ar 1) Which of the following statements are true? (15 points) a) 3 6 {1, 2, 3} b) For any a E {1, 2, 3}, a 2 3 c) {1, 2, 3} = {x EZ : 1
image text in transcribed

Show that the variable that becomes nonbasic in one iteration of the simplex method cannot become basic in the next iteration. can it become basic in later iterations?

5. Rewrite each expression in factored form. If you get stuck, try drawing a diagram. a. x2 - 3x - 28 b. x2 + 3x - 28 c. x2+ 12x - 28 d. x2 - 28x - 60

A raised flower bed is 40 feet long, 6 feet wide, and 1.6 feet deep. Find the area of the bed and the volume of soil it hold.

2. Write the steps you would use to solve the following quadratic equation. Show two different methods. (x + 3)= = 6 3. List the different ways you have learned to solve a quadratic equation. Pick one of the strategies for solving quadratic equations and write an example of a quadratic equation that can be solved using that strategy. Explain why
image text in transcribed

4. Use your linear model to predict the number of Starbucks locations in the following years: 1980, 1990, 2000, 2010, 2020, 2030, 2040, 2050
image text in transcribed

Please help me with Discrete Math. Direct Proof The sum of an odd integer and an even integer is an odd integer. The product of an even integer and an odd integer is an even integer.. Proof by Contraposition For integers m and n, if m*n is odd, then both m and n are odd. Proof by contradiction If 3n+4 is odd, then n is odd. Induction Method 7

Given m=-4 and (-6, 10) Find an equation in the following: Point-Slope Form, Slope-Intercept Form, Parallel Equation, and Perpendicular Equation.

Find the compound amount for the deposit and the amount of interest earned. $ 12,000 at 4% compounded monthly for 10 years. (Do not round until the final answer. Then round to the nearest cent asneeded.)

Constants and Formulas (assume all variables not shown are constant) Pressure Unit Combined Gas Law Conversions PIV1 = PV 1 atm = 760 mmHg = 760 T1 I2 Torr = 101.325 kPa = 14.7 PSI Boyle's Law K = 'C+273 P1V1 = P2V2 Constants Avogadro's Law Vi = V2 R = 8.314 L kPa or n1 12 mol . K STP 0.0821 L atm Standard T = 0 'C mol . K Standard P = 1 atm
image text in transcribed

Miss Wilson has spent $6 on breakfast using her debit card 5 mornings per week for the past 8 weeks. What is the change in Miss Wilson's account balance from buying breakfast during this time? Write a multiplication expression. Then find and interpret the product.

Number 1 (weight 25%) The following shows the Supply function and Demand function as follows: 3q-200p + 1800 = 0 and 3q + 100p-1800 = 0, where the price per unit is in dollars and q is the number of units sold in a certain period. b. Find the equilibrium price when the tax of 27 cents per unit is imposed on suppliers! Number 2 (25% weight)

MEE3 (C462/FFC1/C682) Final Assessment Practice Problems 1. Find the area of the figure
image text in transcribed

Find all real numbers in the interval [0,2pi) that satisfy the equation: sinxcos(pi/6)+cosxsin(pi/6)=-1/2

how to i find the initial value of n and final value of n in a truncated geometric series?

Length of phone calls in minutes: 14, 16, 17, 18, 18, 18, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 28, 29 What fractional part of the data is less than 25 minutes?

I need help to solve these questions (Question 4 - 7) with working, thank you! 4. For each of the following matrices, (i) find all the eigenvalues of the matrix; (ii) use the answer in (i) to determine whether the matrix is non-singular. (iii) find a basis for the eigenspace associated with each eigenvalue of the matrix; (iv) determine whether the
image text in transcribed

Instructions: Calculate the MS-DRG reimbursement rate for each case. Notice the changes in base rate for each facility. Remember the hospital specific base rate includes adjustments for IME, DSH and wage index. Hospital Happy Hospital Base Rate $6,200 Hospital MS-DRG 192 Chronic obstructive pulmonary disease w/o CC/MCC MS-DRG RW 0.7266 RW Charges
image text in transcribed

fill in the tables using this function rule y=6x +3 x y -5 ____ -1 _____ 0 ______ 1 ________

4. (Tucker 2.1.13) Express the following matrices as linear combinations of I, J, and K: 3135 1353 3531 5313 (C) 1010 0101 1010 0101 (b) 2226 2262 2622 6222 (a) given: 0101 1010 0101
image text in transcribed

could you pleas help me 2. [-/2 Points] DETAILS LARLINALG7 2.3.005.SBS. Show that B is the inverse of A. -5 2 -6 3 6 0 A = -3 -3 B 3 9 42 3 -27 9 -24 0 STEP 1: Find AB. AB = = 1 STEP 2: Find BA. BA = =
image text in transcribed

\f
image text in transcribed

Let H be a set of n halfplanes, each of which contains a portion of the negative y axis (i.e., they are all facing downwards). Let Q = H, the intersection of all the halfplanes. Let S be D(H): the set of points dual to the lines bounding the halfplanes. Finally, let P = H(S), the convex hull of S. What is the relationship between the structures of

The equation kx 2 - 3x -k, has a root of x=2 . Determine the value of k and write the expression, kx 2 - 3x -k, as a product of factors

Find a quadratic function having the graph shown. (-2,7),(2,5)

13. Carol weighs 132 lbs., and her body is 21% fat. What is that mass of fat in grams
image text in transcribed

(e) Each market zone must be served by exactly one plant for all products. (You may define a new variable.)
image text in transcribed

A rental car company charges $50 plus 30 cents per each mile driven. Part1. Which of the following could be used to model the total cost of the rental where m represents the miles driven. OC = 30m + 50 . C = 0.3m + 50 OC = 3m + 50 Part 2. The total cost of driving 150 miles is

1. Write f + 13:- E as the product of two binomials. 2. 11 Write the quadratic function with at two zeros where x = 2 and x = 5. 2} Write the quadratic function with at two zero where x = 2 and x = D. 3} Write the quadratic function with at one zero where x = 2. 3. The graph shows the height y in feet of a gymnast jumping off of a vault after):
image text in transcribed

2. (10 points) The piecewise function Mt) is defined by the formula 2+At2 :t 2 where A is a constant whose value can be chosen. a) What is the value of h(t) when t = 2? b) What is the value of rm h(t)? t>2+ c) What is the value of lim Mt)? t>2 d) Will h(t} be continuous or discontinuous at t = 2 if we use A = 1? If discontinuous, what type of
image text in transcribed

f(x) = x - 4 Domain: ________________________________Need to show in a graph Range:________________________________ x-int: ______________y-int: ______________ Maxima:_______________________________ Minima: ________________________________ Increasing: _____________________________ Decreasing: _____________________________

Fill in the table that represents each of the equations. * *HINT: Type the equations into the calculator and look at the table. **HINT: Plug in the input to the equation to find the total cost by hand. Kites Total Cost for Total Cost for Purchased Kites-R-Fun Windy Kites 0 $8 $20 1 2 3 6 8 10
image text in transcribed

A woman earned wages of $ 43,900, received $1400 in interest from a savingsaccount, and contributed $3100 to atax-deferred retirement plan. She was entitled to a personal exemption of $2700 and had deductions totaling $4940. Find her grossincome, adjusted grossincome, and taxable income. Her gross income was $______ .(Simplify youranswer.) Her

How long (in years and months) will it take for an investment to double at 4% compounded monthly? The population of Adamsville grew from 9,000 14,000 in 7 years. Assuming uninhibited exponentialgrowth, what is the expected population in an additional 5 years?

4.2 Calculate the rooms sold, occupancy %, and sales dollars he will need to break even. Breakeven point in rooms sold Occupancy % Breakeven point in sales dollars
image text in transcribed

fill in the table using this function rule y=-4x -1 -1 ___ x y 0 ____ 1 _____ 2 ______

\f
image text in transcribed

Question 2 Let S={a,b,c,d,e} and T={a,e,i,o,u}. How many elements does ST have? Answer: Question 3 Let S and T be defined as in question #2. How many elements does ST have? Answer: Question 4 Let S and T be defined as in question #2. How many elements does ST have? Answer: Question 5 Let S be defined as in question #2. How many subsets does S

10) What is the future value of $12,000 received today if it is invested at 10.5 percent compounded annually for 25 years? A) $131,484.77 B) $145,625.76 C) $147,475.83 D) $152,521.75 E) $153.374.89
image text in transcribed

(a) Use the Pythagorean theorem to determine the length of the unknown side of the?triangle, (b) determine the perimeter of the?triangle, and?(c) determine the area of the triangle. The figure is not drawn to scale. 07 Mail - jlgardner@s X 5 50fab65b-da 10-47 x PG Campus X B MyMathLab All As X Take a Test - Joni C X w WordCounter - Co x Course
image text in transcribed

Chose the correct multiple choice question and explain why and solve the following below: Question 11 (1 point) graph? The graph is of y = sin(x - n). What polynomial function can fit this trigonometric (a) Linear ( b) Cubic O c) Quadratic O d) Quartic Question 12 (1 point) Using GraphCalc, determine the best polynomial model that fits the
image text in transcribed

upwards or downwards) Determine the y-intercept. (Hint: Using your equation, set the x's equal to zero and solve for y) Determine the zeros. (Hint: Using your equation, set y = zero, factor, and solve for x. 5) Create a graph, either by hand or using the using software of your choice, of the parabola you created from Question 4. Copy and paste
image text in transcribedimage text in transcribed

Compute the total and annual return on the following investment. TwoTwo years after paying $3100 for shares in a startup company, you sell the shares for $2400 (at a loss). The total return is _______%. (Do not round until the final answer. Then round to the nearest tenth as needed.) The annual return is ______% (Do not round until the final

10. A ball is launched toward the ceiling, straight up, at a velocity of 48 feet per 2 second. The equation MHZ15E +485 represents the height, in feet, above the ground after 3!: seconds. How long did it take the ball to hit the ground
image text in transcribed

ASSIy IIIICIIL 212 1. Calculate the equation for the line of best fit of the scatter plot seen below. Please write your answer in slope-intercept form. Planning a Party 60 50 Cans of 40 Soda 30 Purchased 20 10 0 0 10 20 30 40 Number of Guests
image text in transcribed

I'm having trouble in calculus, how do you use the Green's theorem? I have no clue what is going on

Showing 600 - 700 of 1498
  • 7 / 15