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Mathematics Questions and Answers November 09, 2021

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Calculus Let 0 be an angle in standard position and (-3, 4) is a point on its terminal side. Find sin(0)
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How do one solve quadratic inequalities? Please be as descriptive as possible using no less then 100 words.

The mean of a discrete random variable is the mean of its: second and third quartiles probability distribution percentage distribution frequency distribution A continuous random variable x has a right-skewed distribution with a mean of 80 and a standard deviation of 12. The sampling distribution of the sample mean for a sample of 50 elements taken

The one-to-one functions g and h are defined as follows. g= {(-9, -4), (-4, 1), (-3, 6), (4, 0)} h(x)= -4x- 9 Find the following

I need help figuring out what the answer to (b) is and what the p vlaue is Conduct a test at the u: 0.05 level of sigicance by thtermiring [a] the MI and altermve Mesa, lb) the teat statistic, and (1:) the Pvdue. Assume- the samples were obtained irdepereny from a large poplam using simple ranchn sampling. Test rimetherplapg The sample dataare
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I need help with my Linear algebra class. If possible please attach the full explanation on how you got the answer. \f
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Future Value of Periodic Payments Symbolic Formula in Excel Format Interpretation A(t) = P*((1+r/n)^(n*t)-1)/(r/n) If an amount P is contributed at the end of each of n periods per year and the balance earns interest at an annual percentage rate of r, the total amount A accrued after t years is given by the right-hand side of the formula. Sample

Math for Econ I, Homework Assignment 5 Instructor: Antonio De Rosa Due: Thursday, October 19th, during Lecture New York University Instructions: IMPORTANT: PLEASE WRITE THE NUMBER OF YOUR RECITATION SECTION (NOT ONLY THE CLASS SECTION NUMBER 006)! IT WILL BE IMPORTANT TO GIVE YOU BACK THE HOMEWORKS DURING THE RECITATION YOU ATTEND! Please write

Without graphing, determine the x- and y-intercepts of the parabola. Y = 2(x--1) 2 - 18 The x-intercept(s) is/are _____ There are no x-intercepts. _____

Find the sum of the first five terms of the arithmetic series an= 2n + 7 a. 30 b. 35 c. 48 d. 65 2. Which of the following series diverges ? a. 1/2 + 1/4 + 1/8 + 1/16 b. 3/4 + 3/16 + 3/64 + ... c. 5 +10 + 15 + 20 +... d. 45 + 15 + 5 + 5/3 3. Which of the following converges a. +1/2 - 1/4 + 1/8 - ... b. 1/12 + 1/6 + 1/3 + 2/3 c. 2 + 4 + 8 + 16 +

Way back in the olden days, Blockbuster tallied all their US movie rental data and found that on average, individuals rent 10 movies a year with a standard deviation of 3. Treat these as population statistics. They wanted to see if movie rental rates in Yuma, Arizona, were different from those of the country as a whole (why Yuma? Who knows ). A

The total cost to produce x units of paint is C(x) = (5x + 3)(7x + 4). Find the marginal average cost function

If x= -2 and y = the square root of 12, then 2(3x^3 + 2y^2) = a. 0 b. 12 c. 48 d.96

Larry J. Goldstein David I. Schneider Martha J. Siegei i-' r A 1 son Finite Mathematics & Its Applications, Tenth Edition Chapter 3: Linear Programming, A Geometric Approach: 3.1 A Linear... Linear programming is a method for solving problems in which a linear function (representing cost, prot, distance, weight, or the like) is to be maximized or

1. Solve using the crossing-graphs method: 12 x + 3 x = 9 x + 3. Round your answer to two decimal places. a) 0.68 b) 0.98 c) 1.28 d) 0.33 2. Find the positive solution using the crossing-graphs method: 4 x 3 7 x = 4 2 x 2 . Round your answer to two decimal places. a) 1.55 b) 2.35 c) 1.95 d) 1.35 3. A breeding group of foxes is introduced into a

I need 5 questions to be answered. Please do not answer them unless you know the answer. I'll upload the other questions by commenting on your original answer. https://i.imgsafe.org/20/20f3934ba0.png contains the question.

please help me to work out this problem, thank you! (1 point) The life times, Y in years of a certain brand of low-grade lightbulbs follow an exponential distribution with a mean of 0.5 years. A tester makes random observations of the life times of this particular brand of lightbulbs and records them one by one as either a success if the life time
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Solve the logarithmic equation algebraically. Approximate the result to three decimal places. (If there is no solution, enter NO SOLUTION.) 4 + 2 ln x = 11 x = (answer)

How many ways can 4 children receive 6 different types of popsicles if each child only receives 1 popsicle?

Use the regression equation to predict the value of y for x = 2.2. Assume that the variables x and y have a significant correlation. X -5 -3 4 1 -1 -2 0 2 3 -4 Y -10 -8 9 1 -2 -6 -1 3 6 -8

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15. Suppose that you have just graduated with $30,000 in student loan debt, at 9% annual interest, compounded monthly. You must make a payment at the end of each month, and will be finished paying off the loan at the end of 10 years. a. How much is each payment? b. How much money, in total, will you end up paying by the time you have paid off the

Unlock of this https://www.coursehero.com/file/6619799/A2-Solu/

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How do you find the rate of change of the ratio of population sizes with respect to time? \f
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A rocket can rise to a height of h(t)= t 3 + 0.5 t 2 feet in t seconds. Find its velocity and acceleration 15 seconds after it is launched. Velocity= Acceleration=

2. Write a polynomial function in standard form with zeros -1, -1, 6. 3. Find the zeros of the function and state their multiplicities. y = x 4 - 8x 2 + 16 4. Write the polynomial in factored form. x 3 + 27 5. Divide 9x 2 - 21x - 20 by x - 1 6. Find the roots of the equation x 3 - 3x 2 + x + 5 7. Describe the number and type of roots for the

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ADVANCED MATHEMATICS QUESTION Prove that If (31 is congruent to H1 and (32 is congruent to H2, then 61 x (32 is congruent to H1 >
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The ages of commercial aircraft are normally distributed with a mean of 13.5 years and a standard deviation of 7.5 years. What percentage of individual aircraft have ages greater than 15 years? Assume that a random sample of 49 aircraft is selected and the mean age of the sample is computed. What percentage of sample means have ages greater than

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Give the number of solutions to the following equation on the interval [0,2 ) . (Show all work.) 5sin 2 (x) = 5sin(x) a. 0 b. 3 c. 4 d. 2 e. 1 f. None of the above.

given the pair of functions f and g, sketch the graph of y = g(x) by starting with the graph of y = f (x) and using transformations. Track at least three points of your choice through the transformations. State the domain and range of g. please show all steps 1)f (x) = x 4 , g(x) = (x + 2 4 + 1 2). f (x) = x 4 4 , g(x) = 2 - 3(x - 1

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The\tcity\tcurrently\thas\t200,000\tbarrels\tin\toil\treserves,\tand the\tmanager\tbelieves\tit\twill\trun\tout\tof\treserves\tin\t8 months.\tA\tchart\tis\tshown\tbelow. If\tthe\tcity\tincreases\tits\treserves\tby\t25,000\tbarrels,\tand\tthe same\trate\tof\tconsumption\tis\tassumed,\thow\tmany\tmonths

Research online guidelines for the slopes of some object. Examples include: wheelchair ramps, roofs, buildable land and embankments. You may use one of these or find another object with slope guidelines. Write a brief summary discussing these guidelines and any other interesting findings such as problems that resulted from guideline violations.

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Minimize C= 2x+10y Subject to 5x+2y>=40 x+2y>=20 y>=3 x>=0 Give the corners of the feasible set.

I'OF each runctlon gmpnea DGIOW, state Whether It IS one-to-one. 0ne-toone? One-toone

Can there be a simple graph that has 7 vertices all of different degrees? Why or why not?

#19.) Hello I am having problems figuring out how to find the solution to this answer - may you show me the steps so I may better understand? Thank you. nd the amount received by the se'ler of the stock (at the day's closing price). Be sure to deduct Bah-m expenses. Stock Symbol Number Transaction efSheres type DEF Co DEF 2990 broker- assisted The
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Y(s)/U(s) = K*((T1s+1)/(T2s+1)) input u(t)=Asin(wt) obtain steady state output.

A sailboat leaves a dock and heads N 12 E for 8 miles. Then it heads 3 miles due south where it begins taking in water. In what direction should a rescue boat leave from the dock?

An artist makes three types of ceramic statues (large, medium, and small) at a monthly cost of $1050 for 230 statues. The manufacturing costs for the three types are $6, $5, and $4. If the statues sell for $26, $18, and $15, respectively, how many of each type should be made to produce $4,040 in monthly revenue? Large: Medium : Small

Test scores for a class of 20 students are as follows: 93, 84, 97, 98, 100, 78, 86, 100, 85, 92, 72, 55, 91, 90, 75, 94, 83, 60, 81, 95 Find the mean, mode, median and range for the data.

Hello, I have attached an image of a question I need assistance with, what would be the solution for this problem? In x usain mgm, abuul 595m. city's pnrmhhcll mask: ma surround\"; suburbs each yuan and about 3% tha suburban prIIbzhun muval into lhu :yly, In 2:110, lhsnawuu 9550,0011 msidanls m Iha uy and 500,000 mum in ma sum-ma Setup a dlereme
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Math 1313 Homework 12 Chapter 4 Identify For the following problems do not work them out. Identify the type of problem each one is. 1. The Turners have purchased a house for $150,000. They made an initial down payment of $30,000 and secured a mortgage with interest charged at the rate of 9% per year on the unpaid balance. What monthly payments

STANDARD NORMAL A normal distribution has a mean of 100 and a standard deviation of 10. What is the Z score that corresponds with 122

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For a fixed payment loan, as the outstanding balance declines, does each successive payment have a smaller or larger interest component?

For a sum of money invested at 4.2% compounded semi-annually for 5.5 years, state a) the nominal annual rate of interest ( j ) b) the number of compounding periods per year ( m ) c) the periodic rate of interest ( I ) d) the number of compounding periods in the term ( n ) e) the compounding factor ( 1 + I ) n f) the numerical value of the

1. Simplify. Write the answer using positive exponents only. 5x 5 y 4 x 3 y 2. Simplify. Write the answer using positive exponents only. 5wx 5 y 4 z 8 25w4 x 3 yz 8 3. Perform the indicated operations and simplify: 9x 2 2 x 3 4 x2 3x 7

Which of the following statements about loans is true? Assuming you do not pay any extra principal during a typical 30-year home mortgage, your debt will be cut in half after 15 years have passed. A five-year carloan will have a higher monthly payment than a three-year car loan, if the amount borrowed and the APR are the same for both loans. With

Math 2415 Homework on 12.6 1. Use traces (slices) to sketch and identify the surfaces in R3 given by the following equations. (a) 4x2 + y 2 = 16 (b) x 4 = 2 y2 + z9 4 2 (c) x2 + y 2x = 0 (Hint: Complete the square in x.) (d) y 2 = x2 + z 2 (e) x2 + y 2 + 4z = 1 2. Sketch the following families of curves in the (x, y)-plane. Be sure to label the

Rewrite the set Q by listing elements make sure to use the appropriate set notation Q={y|y is an integer and -5

You want to be a "millionaire" and you have 41 years to achieve it. What lump sum could you invest now to reach your goal, assuming that (on average) you receive an annual rate of return of 8% compounded monthly? about $38,040 about $37,749 about $42,621 about $761,530

Find the distance and the midpoint of the following points: Pt 1 (-5, 5) and Pt 2 (3, 1)

33. Carmen paid $5.98 in interest on her credit card last month. The monthly interest rate for her credit card is 19/12 % of the balance she owes.What was Carmens balance last month?

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P: Estoy de buen humor q: Voy al cine r: Estudio estructuras discretas 5.- Escriba proposiciones que correspondan a las siguientes notaciones. (a) ((p) ~ ~ q) r (b) ( ~ p) ((~q) r)
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8. Practically interpret adjusted-R2 for your "best" model. (4 pts.) SX PAGE (1 pt.) 9. Practically interpret s for your "best" model. (4 pts.) SX PAGE (1 pt.) 10. Would you recommend using your "best" model in practice? Explain fully. (4 pts.) 12. Practically interpret the prediction interval above. Use the phrase 95% confident in your answer. (4

Identifying the correct answers. 2 questions with. rational expressions and equations. \f
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A circular backyard pool has a diameter of 22 feet and is 5 feet deep. One cubic foot of water has a capacity of approximately 7.48 gallons. If water costs $ 4 per thousandgallons, howmuch, to the nearestdollar, will it cost to fill thepool?

Answers please! Foundations of Math 12 Unit & Send in Away b) Determine an equation for a logarithmic regression functions that world model this date e) Describe the end behaviour. d) Determine any restrictions on the Domain and Range. Domain: 1 mork Range: 1 mork e) Estimate the population for the year 2025. 1 mark 10. The net debt of the
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a). Prove that is a function f is harmonic 0, then of dy = 0. b ). Using Green's Theorem, evaluate the line integral e - y dx+ e + y dy where C = C + C, is the boundary of the region R that is inside the circle x =5cose, y=5sine and outside the eclipse x =2cos0, y =sine
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Using the image shown, name the reflection image of the point (2,1) over the x-axis. Your answer should be in (x,y) notation with no spaces. image: https://static.k12.com/eli/bb/941/2_54816/2_45729_4_54820/ce0607697a037bc07c8433cd55c624eacb51ad8d/media/9bee09496a61cc76c72c2175deec6ce0e1d09782/mediaasset_1358867_1.jpg a. (2,-1) b. (-2, 1) c. (-1,

Show or Explain Your Work on Each Problem. 1) Find both the point-slope form and the slope-intercept form of the line with the given slope which passes through the given point. 2 m= , P=(5 ,10) 5 2) Find both the point-slope form and the slope-intercept form of the line with the given slope which passes through the given point. m=0, P=(50 , 100)

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Quantum \"I Find the critical numbers of f(x] = x2 24.1: + E and classif:,r all extreme Tralues given D 5 J: 5 14. a} Q No critical numbers, no extreme values. 11} Q Critical no. 12 and 14; local maxf(14) =f(12) = 134. c} Q Critical nos. {1 and 12; local and absolute minl] = 138; absolute maxf(14) = 134. d} Q Critical no. G; local max f({l] = b.
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The table below shows the results ofa survey that asked 2855 people whether they are involved ln any type ofcharity work. A person is selected at random from the sample. Complete parts (a) through (e). Frequently Occasionally Not at all Total % Male 224 451 T92 1467 Female 209 430 749 13-38 Total 433 881 15-41 2355 (a) Find the probability that
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1. A population of rabbits grows from 100 rabbits to 180 in 5 days. A. Find the exponential growth constant k. Round your answer to four decimal places. B. Find the specific exponential growth function N(t) = N0ekt. C. Find the number of rabbits at 14 days. D. When will the population reach 1000 rabbits

. College enrollment is increasing at a rate of 3% per year. If current enrollment is 1000 students, find the doubling time.

The one-to-one functions g and h are defined as follows. -x+14 7 g(x) = h= {(-6, 7), (0, - 3), (1, 2), (7, 9)} Find the following

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On the problems listed below I have been asked to find the distance with giving an exact answer and when appropriate use decimal places. Can you please show me how to break down the following. These are the ones that I am having difficulty with. (4,6) and (5,9), (6,-1) and (9,9), (-4,-7) and (-1,3) (-3,7) and (2,11)

Ineachpartbelow, Visavecturspace and W isasubspaceofv. Finda. basis for W and determine dim(W) (i) V = M2x2(R), and w 12 22 12 22 \"1'3"\"? 01"\"2= 01*\": 021\"\": 00 (ii) V = R't and W = {(a,b,c.d)| a, b, (3,116 It with a+b+c=d. (iii) V = R[:::], the vector space of all polynomials ( of all degrees) in a real variable :tand W= {0313+m12+a1:r+an|

Matt sold some books at $66 each and used the money to but some concert tickets at $90 each. He had no money left over after buying the tickers. What is the least amount of money he could have earned from selling books? What is the least number of books he could have sold?

You orderseventeenburritos to go from a Mexican restaurant,sevenwith hot peppers andtenwithout. However, the restaurant forgot to label them. If you pick three burritos at random, find the probability of the given event. (Round your answer to three decimal places.) A. At least 2 have hot peppers

I appreciate any help with the following: (1) A sinusoidal signal has an amplitude of 10, frequency of 2 Hz, and initial phase of 60 degrees. It passes through an LTI system and undergoes a gain of 3.5 and a 60-degree phase lag. The resulting output signal will be mathematically described as? (2) A continuous time system has an output, y=4t^2 + 4

Part 1 Please help. I am applying for a mortgage for $150,000 to buy a house. I have shopped around and have found two possible mortgage options: A. 20 year mortgage loan with an APR of 6% B. 30 year mortgage loan with an APR of 5% What would my monthly payments be with each loan? How much will I pay over the life of each loan? How much of that is

Solve the following problem. PV=$15,089; n=115; i =0.031;PMT=?; PMT=$_____ (Round to two decimalplaces.)

. Jay says that the membership in the math club is growing linearly. At the first meeting there were 12 members. By the fifth meeting, the club had grown to 18 members. Assuming this growth continues, how many club members can they expect at the seventh meeting?

Determine the ratio and write it in lowest terms. 180 inches to 2 feet

Ministry of Higher Education Kingdom of Saudi Arabia CSTS SEU, KSA Discrete Mathematics-MATH 150 ASSIGNMENT-3 2nd Semester 2016-17 Section-I (1 mark for each) State whether the following statements are true or false1. Mathematical induction, strong induction and well ordering are not equivalent principles. 2. is a linear homogeneous recurrence

Math - precalculus - finding domain and inverse functions Question: Find the domain and the inverse of : f(x) = log 2 log 10 (x) I entered this in the calculator and received: Domain = all real numbers except > 1 but I am stuck getting the inverse do I use f -1 (x) ? can you show me step by step and if my domain is correct. Thank you!

The following table shows the frequency of outcomes when two distinquishable coins were tossed 8,000 times.What is the estimated probability that heads comes up at least once? Outcomes HH HT TH TT Frequency 1,995 2,009 1,997 1,999 a) 0.0011 b) 0.2511 c) 0.4994 d) 0.7501 e) 0.2496 f) None of the above. Review Later Question 8 Three horses, call

Use the pair of functions to find f(g(x)) and g(f(x)). Simplify your answers. f(x)=(sqrt(x))+2, g(x)=(x^2)+7 f(g(x))= g(f(x))=

ch 6 4. Convert the following decimal or whole number to a percent. .49 Do not enter the percent symbol in your answer.

how do I solve this trig problem. This is about time of descent. I don't know how to work in the with the distance traveled. Per practice question , " A submarine traveling at 9 mph ( miles per hour) at an angle of depression of 8 degrees. How many minutes , to the nearest tenth, does it take the submarine to reach a depth of 150 feet? 1 mile is

Rewrite the left side of the statement ...................................................................................... 'Jse the Principle of Mathematical Induction to prove the statement. (1+a}n21+an,iora}0 1 +a 2 1 +8 Simplify both sides. What is the next step in an induction proof\"? . Assume that the given statement holds for k =1, and
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Your friend is shopping with you and also decides to purchase a Women's Coat for $180.00 (original price).The item is also on sale for 60% off the original price.The couponshe received in the mail also allowsher to take an additional 15% off the sale price.Another friend decides to purchase a pair of Jeans for $90.This item is also on sale for 60%

Fast Auto Service provides oil and lube service for cars. It is known that the mean time taken for oil and lube service at this garage is15 minutes per car and the standard deviation is2.4 minutes. The management wants to promote the business by guaranteeing a maximum waiting time for its customers. If a customer's car is not serviced within that

I don't understand the steps of how to solve this math problem 21 x = 7 x+3

8.Select the term that best describes a common sense idea. a. survey b. sample c. hypothesis d. hypotenuse

12. Determine the coordinates of the centre, vertices, and foci of the hyperbola with equation: (x - 2)? (y - 1)2 =1 9 16 Sketch the graph including these points, the transverse and conjugate axis, the auxiliary rectangle, and the asymptotes. 5 X -5 Un- centre: 0.5 marks -5 vertices: 0.5 marks foci: 1 mark 2 marks
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