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march 2018
10

Mathematics Questions and Answers March 10, 2018

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Give our insight about this video: Mathematics, The Language of the Universe by documentary 2017 https://youtu.be/S5LuCwZ0bpg

(5). Given the function (x + 2) (x + 5)(x - 5) if x 2 13(x - 1)(x + 8) Find the following: (a) lim f(x) x - 1 (b) lim f(x) X- -00 (c) lim f(x) x -+ 2- (d) lim f (x) X -+ - (e) lim f(x) (f) lim f (x) *+ 00 g) lim f(x) x-+ 2 (h) lim f (x) x - -5 (i) Find all values of x such that f(x) is not continuous

29. Mana wants to buy a TV for $1,250, but it is on sale for 10% off. If the sales tax is 8.25%, how much tax will he have to pay? What will the total cost of the TV be

The dual space of a vector space V is the vector space V':= L(V, F). (a) Show that if V is finite-dimensional then V = V'. (b) Show that (R < )' = R . (= meansisomorphic) Aside: R < /= R , (/= meansisomorphic), so this example shows that part (a) can fail if we don't assume that V is finite-dimensional. In fact, if V is infinite-dimensional then V

If the points (2, 4), (5, K), and (8, 20) are on the same line, what is the value of k

Spaces and Span * Spaces and Span 1. (1 point) Add section header Recall that for a set of vectors vi. v2.... . in the vector space V, if W is the set of all linear combinations of the vectors vi. V2. ... V.. W is a subspace of V and W is spanned by v1. Vy . . . V.- Showing a vector, w. is in the span ofvi. v. ...v. requires showing w is a linear

Nowll he can't correct The Park plans on Building a Roller Coaster called the Intimidator halfway between the Entrance and the Darts Game. Where will it be built

1. Consider the second-order differential equation y" + 4y' + 4y = f(t) . (a) (5 pts) Find the homogeneous solution. (b) (10 pts) Find the particular solution for f(t) = t-2e-2t with t > 0. (c) (5 pts) Find the form of the particular solution for f(t) = the-2t + 403t - 6te2t sint using the method of undetermined coefficients. No need to find the

Time left 0:41:51 Question 8 Consider the initial-value problem Not yet answered y' - 4y = x2, y(2) = 2. Marked out of 5.00 Use Euler's method to obtain an approximation of y(2.2) using h = 0.1. Flag question Select one: O None of them O 2.17 O 3.12 O 1.13 O 4.34

3 Find explicit formula for am sati- Stying recurrent equation : am+ -3am = 2 2 20=0. Use either function generation method or decomposition method to solve homogeneous & inhomogene - ous case. Guess R justify am= OC?) & am = O ( ? )

AA ourse Hero hoped M Your answer is ready View the solution now. Unit Exam 4 Listen Study the following diagram of circles A and B. Line g passes through point C and is perpendicular to AB. Point C is the midpoint of AB. CL B 2019 StrongMind. Created using GeoGebra. If circle A is dilated so that it is the same size as circle B, which

The function h = -16t2 + 1000 gives an object's height, h, in feet at t seconds. When will the object be 128 feet above the ground? At approximately seconds

Help please Question 10 Determine the perimeter and area of the shape shown below. . 4 in Question 11 Find the perimeter and area of the figure pictured below. Let a= 10 inches. Use the * key on your graphing calculator, Round your answer to the nearest hundredth. Ix Question 12 Volume of a Sphere The volume of a sphere with radius r is given by

10. D is the midpoint of EF. ED = 4x +6 DF = 7x-9 Find EF. A 5 B 22 C 26 D 52 11. M is the midpoint of AB. If AM = 5x+10 & MB = 4x+16, find the value of AM. A 4 B 6 40 D 70 12. Find RM and MS. A RM=3, MS=6 B RM=6, MS=3 C RM=3, MS=3 D RM=6, MS=6 13. What does the word BISECT mean? To cut something into more than five A B It is a plane with two sets

DIFFERENTIAL EQUATIONS Question ox Solve the following homogeneous second order differential equation based on appropriate cases Then , find the air arbitary constant by using initial conditions . dy + 4 4 = 0 , y' (0 ) = J 15331815 + dx 10 marks

Input the number/s of your choices. Order doesn't matter. Example Statement 1, 3, and 5 (135,153,315,351,513,531) Item 8 of 10 Fill in the blanks / identification: Based on the given DE below, which of the following statement/s is/are true? 1. It is a Separable DE 2. It is a Homogeneous DE 3. It is an Exact DE 4. It is a Non-Exact DE 5. It can be

i. 382t = 0 j. 381 = 3x k. 8y = 336 1. 875 = 25x no solution 8 25 X = 127 y= 42 X= 35 2. Ja. Write a formula for the area of grass, A, you can mow in t seconds if you can mow 12 square feet per second. b. How many square feet can be mowed in 30 seconds? c. How long will it take to mow 600 square feet? Write an equation and then solve

How would I solve this? A horizontal clothesline is tied between 2 poles, 20 meters apart. When a mass of 4 kilograms is tied to the middle of the clothesline, it sags a distance of 4 meters. What is the magnitude of the tension on the ends of the clothesline? NOTE: Use g = 9.8m /s for the gravitational acceleration. Tension =

Can someone help me figure out any of these questions? Thanks. Page 2 of 2 Points A, B, & Care collinear. AB = x + 4, BC = 2x, and AC = 16. Is B AB = BC? Explain your reasoning. 10. Point M is between I and Non IN. LM = x - 6x. MN = x, and LN = 50. Use the Segment Addition Postulate to set up and solve a quadratic equation and find the value of x

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Use the information provided to answer Written Response 3 Password security is very serious issue as more people communicate, shop and bank online. Most experts recommend that all passwords contain a combination of both upper and lowercase letters, digits and special characters to make a password more difficult to break by increasing its sample

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on paper Adding/Subtracting Polynomials Name Algebra 2 Date Simplify each expression. Write your answer in standard form. Then classify the polynomial based on its degree and number of terms. 1. (5p - 3) + (2p2 - 3p) 2 . ( 4 + 2n ) + ( 5n + 2 ) 3. (a - 2a ) - (3a - 4a ) 4. (4n - 3n ) - (3n + 4n) 5. (3a + 1) - (4 + 2a) 6. 4r + 3r) - (r -5rs) 7.

LOVENOX LOT Conoxapan sod um) Injection 40 mg/0.4 mL 506572A Syringe

4. 8 marks (a) Find -1 H (b) Hence evaluate (1 + 23)3/2 dr

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5.2.1 6) Practice: Using Visual Cues Label the missing angle measures in the parallelogram below. 82" 98 7) Practice: Using Visual Cues Fill in the blanks to complete the rule. ABCD is a parallelogram. Follow these A steps to find the measures of ZA and 4 (107 + 10x) 53. C 53 (97 + 15x) B C Steps Example 1. Start with the equations for Z A and mZA

Home > MAT 115.5604 Week 1 Quiz Score: 1/6 1/6 answered Question 4

How would the differential equations below be solved? 0 0 7. X'= 2 2 8. X' = O 1 0 0 0 0(t - 5)- y" - 2(1 - 5 ) v' + 2y =0. 125. V1 = (1-5)2(1 + 2) v" + 3(1+ 2)y'+y=0, 1> -2. V1 = (1+ 2)"1- 2y + y = [-6x - 8] cos(2x) + [8x - 11] sin(() 2x)- 2y' + = [12x - 4]e -Sx

If further we fuzzify the inputs ( primeray variables) how fuzzy transform is affecting the linearity and concavity of cost functions

hi, can you please help me find the derivatives of each function in detail. can you also tell me what each of the six functions are, eg if they are a exponential function or a log. thank you.

16. Use the following chart to do the liquid conversion of 130 milliliters = teaspoons.. Approximate Equivalents 1 teaspoon = 5 milliliters 1 kilogram = 2.2 pounds grain i = 60 milligrams 1 teaspoon = 60 drops grain i = 1 drop 1 quart = 1 liter fluid ounce 1 = 6 teaspoons 1 pint = 2 cups fluid ounce 1 = 2 tablespoons 1 quart = fluid ounces 32

Question 6 Suppose $15,000 is deposited into an account paying 6.5% interest, which is compounded annually. How much money is in the account after five years, if no withdrawals or additional deposits are made? $19,875.00 $20,597.80 $20,551.30 $20,125.00

24. [-/0.53 Points] DETAILS SPRECALC7 3.6.073. 0/5 Submissions Used MY NOTES Find the slant asymptote and the vertical asymptote. (If an answer does not exist, enter DNE.) r(x ) = x2+6x+5 x - 4 slant asymptote vertical asymptote Sketch a graph of the function. 20 10 -20 -10 -10 20 -20 - 10- -10- -20 -20 -30 -30 26. [-/0.75 Points] DETAILS

3 Please Answer in detail. 2.72 A is a 4 x 5, rank 2, matrix for which the vectors X, = [17, 6, -13, 1, 2]', X2 = [1, 2, 3, 4, 5]', and X3 = [5, 4, 3, 2, 1] all satisfy AX = 0. a. Prove that X1, X2, and X3 span the solution space to the system AX = 0. b. Is it possible to find a 4 x 5, rank 3 matrix B such that the given X; all satisfy BX; = 0

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, answer the following questions. You do not need to w or building or construction law of the Trust successfully sue Cowboys, whose assets will ages to the Trust? [4 marks] legal liability of Jack and Lucy as Trustees of the Trust

() Listen Examine the O O, with inscribed angle ZAZ B, central angle ZAOB, and intercept AB. 68 B 2016 StrongMind. Created using GeoGebra. If mAB = 68, what is mZAZB? O 340 O 120 O 230 O 680

Hi, Can you please answer those this questions help me as soon as possible? Thanks Advance! \f

Solve the equation if 7m - 3 = 53 what is the value of 11m+2? Equation: 9 = 6y(3)/ 8 Expression: 2x(5+6x1)/5x2(x)

Problem 3: Given the vectors u, v in the grid below, draw 7 - ; -7; 34 - 3; 27+ u

vlacs.instructure.com Question 2 10 pts (10.05 LC) sin(x) - V2 If 2 , what is cos(x) and tan(x)? Explain your steps in complete sentences. (10 points) Edit View Insert Format Tools Table

Instructions Multiple Attempts This test allows multiple attempts. Force Completion This test can be saved and resumed later. Your answers are saved automatically. Question Completion Status: > A Moving to another question will save this response. Question 9 If a = 5 and b = 25, determine the result of the following expression: a b 3x- The

I'm not sure how to solve this problem The set of all possible outputs for a function is its

is taken from mathematics profit calculation is topic name Q . suppose you are depositing Rs 1,000,000,000 on 5 yr term deposit and profit to be paid on monthly basis at 5% interest rate ? a. calculate how much you made on your first month from the given deposit. b. show working step by step

In a science fiction movie, an astronaut on an extrasolar moon drops a communication device from a height of (1.5x10^0) m and it takes (8.00x10^-1) s for the device to fall to the ground. Determine the gravitational field strength at the surface of this moon.

1. Write the expanded form of 908 467 2. Write in exponential notation 628 195 374

The total length of a motor cycle race is 3/4 of a mile. Chloe has completed 2/4 of a mile. How much does she have left to complete?

1. A 4-degree simple curve has an angle of intersection of 55. The PC of the curve is at station 34 + 254. Determine the station of the midpoint of the curve. Example answer: 25+999 be equal to 25,999 as the input answer. A NS 34,391.5 2. A 4-degree simple curve has an angle of intersection of 55. The PC of the curve is at station 34 + 254.

If Carlos Solis can finish a project in 4 days that Mike Delfino can finish in 6 days and Tom Scavo can finish in 3 days, how long would the project take if Carlos, Mike, and Tom worked together to complete it?

PART I 1.Express the ratio in lowest terms. (Enter your answer in fraction form.) 9 : 63 2.In the proportion, find the means, the extremes, the product of the means, and the product of the extremes. x/3 = 6/9 (a) the means (Enter your answers as a comma-separated list.) (b) the extremes (Enter your answers as a comma-separated list.) (c) the

Funds from operations measure how much cash a real estate investment trust generates. This cash is derived from a variety of sources, including regular business activities. FFO is the way that REITs measure their operating performance. Keep in mind that FFO doesn't include the gains a REIT makes on the sale of its property(s). That's because this

f) Model the 4th column (Total # of toothpicks) with a recursive relationship with t1 = 3 g) Model the 4'"1 column with regression software (hint: refer to the Curve Expert tutorial in Unit 4 Activity 5) or a graphing calculator

The Gleaming Company has just developed a new dishwashing liquid and is preparing for a national tel- evision promotional campaign. The firm has decided to schedule a series of 1-minute commercials during the peak homemaker audience viewing hours of 1 to 5 p.m. To reach the widest possible audience, Gleam- ing wants to schedule one commercial on

Kindly assist with the attachment. I need help in filling the IRB form that was attached

5. Solve for x, XER. Be sure to include justification for your solution. a) (x+1)(x-2)(x-4) 2 > 0 b)-x 3 + 25x < 0 6. If f(x) = x 3 -(a+b)x 2 + abx, find the value of f(a) and explain the significance of x - a. 7. When 2x 3 + k x 2 - 5x + 1 is divided by (x-2), the remainder is 19. Find the value of k . 8. A rectangular piece of cardboard that has

Please assist with Risk analysis and managment question QUESTION 1 Risk Management Decision Making CLO 5 / Risk Financing CLO 4 (20 Marks) A pizza restaurant is deciding among three options: Option 1: to open a second restaurant at a cost of $75,000. Doing so will have an 80% change of success which will earn $122,000. Failure will result in

2 1-1 Exercise 3.7.7: Let A = -1 0 2 -1 -2 4 a) What are the eigenvalues? b) What is/are the defect(s) of the eigenvalue(s)? c) Find the general solution of x' = Ax

Question 3 (0.5 points) Use the following graph of a difference equation to estimate the value of x3, given X1=1.25. The value of X3 is estimated to lie in the interval: _

The subject is linear algebra. Information is on the page. 1. Consider the basis B of R2 consisting of vectors v1 = and U2 = 3 . 10 a) If i = 10 compute [7 3. b) If [y] = 31 compute y in the canonical basis

mylab.pearson.com/Student/PlayerHomework.aspx?homeworkld=626796811&questionld=11&flushed=false&cld=6981723¢erwin=yes Tube MATH 1314 Su 2022 Online sravani kolluri 06/08/22 7:49 PM (? HW Score: 86.36%, 19 of 22 E Homework: CA 1.5 Applications Question 12, CA-1.5.27 and Modeling

2 3 4 5 6 7 8 9 Evaluate the function for the given value of x. Then write the domain of the function in interval notation k (x ) = Vx+2 Part: 0 / 6 Part 1 of 6 (a) k (98) = Not a real number X Next Part 2 61 F Mostly cloudy Search

MELC 5 Instruction: Based on what you have understand, be able to answer the required activity below. Use a separate sheet of paper for your answer. NOTE: DO NOT ANSWER ANY ACTIVITY FOUND IN MELC 5 1. Suppose Ricardo Dalisay, a high school student, would like to save 191,000 annually in a fund that gives 5% compounded annually. How much is the

Using and Interpreting Step Graphs 2016 Exam 2 Question 1 Maria is a hockey player. She is paid a bonus bonus ($) that depends on the number of goals that she 4000 scores in a season. The graph below shows the value of Maria's bonus against the 3000 number of goals that she scores in a season. 2000 a. What is the value of Maria's bonus if she

DIFFERENTIAL EQUATION Show straightforward, complete, and neat solution. Box final answer. Solve the following DE using the method given on the right side. \f

I need help 13 shadow? draw a diagram and solve) 3. Triangles EFG and QRS are similar. The length of the sides of EFG are 144, 128, and 112. The length of the smallest side of QRS is 280, what is the length of the longest side of QRS? (draw a diagram and solve) 4. A 40-foot flagpole casts a 25-foot shadow. Find the shadow cast by a nearby building

A person walking in an airport terminal pulls a wheeled suitcase with a foroe of 50 N upward and to the right, as shown in the gure below. The handle of the suitcase makes an angle of 64 with the horizontal. Note that the figure is not drawn to scale. Write the force vector F in the form F : ai+ bi. Do not round any intermediate computations, and

If possible, find the first three nonzero terms in the power series expansion for the product f(x)g(x). f (x) =ex - > n! (8x) (-1)k g(x) = sin 5x = (5x) 2k + 1 k=0 (2k + 1)! The power series approximation of f(x)g(x) is (Type an expression that includes all terms up to order 3.)

Classify each situation as a sample survey, an observational study, or an experiment. A researcher wants to determine whether listening to classical music while taking a math test helps alleviate student anxiety. The researcher gathered data while taking a math test. from two groups of students. One group of students listened to classical music

Pls don't write the answers by hand thank you 9. Solve the system of linear equations by the substitution method. w 1 5x + 2y = 10. Solve the system of linear equations. 1 1. Charles invested $18,900 in two mutual fund accounts: the Abernathy Fund and the Brice Fund. During the subsequent year, The Abernathy Fund earned 8% and the Brice account

An object is thrown upward at a speed of 112 feet per second by a machine from a height of 10 feet off the ground. The height h of the object after t seconds can be found using the equation h=16t^2+112t+10h When will the height be 193 feet? When will the object reach the ground? The polynomial of degree 4, P(x)P(x) has a root of multiplicity 2 at

3. Evaluate: (a) v-27' [KU: 3] (c) (-4) [KU: 2] 4. The graph of y = 2" is reflected in the y-axis and translated up 3 units. (a) What is the equation of the new function? [KU: 3] (b) What is its y-intercept? [KU: 2] (c) What is its horizontal asymptote? [KU: 2]

Let p and q represent the following simple statements: p: The stove is hot. q: I eat bananas. Write the following compound statement in its symbolic form. The stove is hot and I eat bananas. The symbolic form is

6.9.4 B) As shown in the diagram below, circle A has a radius of 3 and circle B has a radius of 5. 5 3. Use transformations to explain why circles A and B are similar

DIFFERENTIAL EQUATION Instructions: If no answer can be found from the choices, write the correct answer. All items require a solution. What is the integrating factor of 2(y - 4x2) dx + m + 0? 2 a. x b. 2): c x d. 1/): \f

\fIII. Solve the following problems using 's'enn diagram and answer the questions. In a SUNS? involving 150 different factories, it was found out that TD purchased brand Ar ir'S purchased brand B, 95 purchased brand E, 3i] purchased brands A and B, 45 purchased brands A and C, 413 purchased brands B and (3. However, there are 15 factories that did
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6. Does the differential equation 0 + sin 0 = 1 describe a conservative system? If so, find the total energy. If not, explain why not

1. [5] Assuming only that F and G are linear maps from V to W, prove that 3F 5G is also a linear map from V to W. Offer a reason for every assertion. 2. [10] Assuming only that V i) W is a linear map of vector spaces V, W, prove one of the following (your choice): (a) The kernel ker(F) is a vector subspace of V. (b) The image F(V) is a vector

x -3 -2 -1 0 1 y 12 8 4 0 -4 Find the slope please

Suppose you borrow $82,000 at 6.48% annual interest compounded monthly, for 15 years. First, find the monthly payment. Then, fill in the following amortization schedule. The monthly payment is $. (Round to the nearest cent) Round the table values to the nearest cent. Month Interest Payment Principal Payment Loan Balance 1 $ $ $ 2 $ $ $ 3 $ $ $

Subtracting Mixed Numbers - 1 ) 6 = 4 2 ) DO 1 2 5 2 3 ) 6- = 2 4 ) 7 - 3 = 3 10 2 = O 5 ) 45 4 2 6 ) 9 - 2 4 2 7 ) 18 2 - 23 4 = 8 ) 6 2 3 4 A 9 ) 8 5 2 - 4 10 ) 84

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Calculate the area of each composite figure and show your work. \f\f\f

These statements are correct, false (there is counter example) or nonsense (doesn't make sense) Answer with T for correct F for false and Nonsense (a) (5 points) We have MG) (3)] =Span[('i): (3)} (b) (5 points) If A2 = 0, then Im(A) is a subspace of ker(A). (c) (5 points) If A is an m x n matrix, then null(AT) = null(A)

please please help me with all!! i will upvote please plase \fVerify that (AB) T = BTAT. 1 -1 1 4 A = -2 1 and B = 20 : 0 STEP 1: Find (AB)'. (AB) = STEP 2: Find BTAT. BA= E STEP 3: Are the results from Step 1 and Step 2 equivalent? O Yes O No

10. Koby is redecorating his kitchen. The room measures 2.3 m by 4.7 m. a) Koby needs to find the perimeter of the room to order new crown mouldings. The mouldings come in 10-ft. Lengths. How many lengths must be ordered? b) The moulding cost $34.59 each. Calculate the cost of all the mouldings required. c) Koby is also re-tiling the floor.

Factor the following quadratic expressions. a) x + x - 30 b) 4x -81 c) 9x - 12x + 4 d) 5x - 9x - 2 2.What are all the integers m, such thatx 2 +mx13 can be factored?Explain your answer. Complete the square for each of the following: a)y=x 2 +6x+7 b)y=2x 2 +16x7 3.Consider the function -3x - 24x - 43. ) Complete the square to express the function

Problem 8 : Calculate the volume mean surface diameter for the following particulate material Table 2 Size Range (um) -?10+300 -300+180 18[}+90 -90+38 M Mass of particles in 30 35 65 70 55 the range (g)

1) We calculated the discriminant to be 0, how many real solutions do we have? A) Infinity and Beyond B) 2 C) 1 D) O ES.S (8 2) Expand (5 + 2i)( 7 - 3i) A) 35 B) 41 OS IA C) 41 + i D) 41- i Which best describes the function shown? e - Ha AVE AFC-XIE (A 3) A odd degree, positive leading coefficient B odd degree, negative leading coefficient C even

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Question 4 The linearised graph of y against x is as shown. Based on the original rule connecting x and y, the value of y when x = 2 is A 120 B 160 C 80 D 40 Question 5 The feasible region of the graphs of two 300 inequalities shown beside is being considered. Which of the following points is inside the feasible region? 20 A (10, 80) B (120, 20) C

Let A = {1, 2, 3, 4, 5, 6, 7} How many subsets of A are there? That is, find | P(A) | How many subsets of A contain exactly 6 elements? How many subsets of A contain no odd number? How many subsets of A contain an even number of elements

Let A and B be m x n and n x k matrices respectively. (i) [4 marks] Show that, if m > n and A is full rank, then rank AB = rank B. (ii) [2 marks] Is it true that, if k? > n, and B is full rank, then rank AB = rank A? Justify your

MGF110y Area and circumference Find the area of the figure. Express the answer in terms of it and then round to the nearest tenth. 14 cm Square . . . . . Find the area of the figure in terms of it. A = A (Type an exact answer, using it as needed.)

ten-page paper that examines the use of the history of mathematics in mathematics education in New York City or your Medgar Evers College mathematics classrooms. We will begin our paper by: (i) Identifying a particular topic in the curriculum/course that we will explore; (ii) We review that topic, as it is presented, for aspects of the use of the

. Continuous Functions. The following two parts are meant to be straightforward. Please argue using our \"topological\" denition of continuity, and explain your reasoning clearly. (a) Let f : R > R be the function f (35) = 3:2. Let each copy of R have the standard topology (whose basis consists of open intervals). Show that f is a continuous

1. Find the area of a triangle ABC when c = 15 m, a = 20 meters, and b = 10 meters. U Font Family AA A

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