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Mathematics Questions and Answers May 01, 2023

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1.Translate (in terms of x) then solve the algebraic equation: Fourmore than3 times a number is 28.

On a floattrip, Kim traveled 20 20 miles downstream in the same amount of time that it would take her to row 8 8 miles upstream. If her speed in still water is 7 7 mph, find the speed of the current. The speed of the current is nothing

Study Guide Question 5: I'm having issues understanding how to answer this question! Please help the test is tomorrow at 11am. is Question: 1 pt 5 of 10 (3 complete) This Quiz Ise the graph shown to find the following. a) The domain and range of the function of The intercepts, if any c) Horizontal asymptotes, if any d) Vertical asymptotes, if any
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1.Which of the following augmented matrices are in row reduced echelon form? a. 1 0 1 0 1 0 1 0 0 0 0 0 0 1 -4 b. 1 0 2 0 1 0 1 0 0 0 0 0 0 1 -4 2.Use the Gauss-Jordan method (matrix) to solve the system of equations. x+5y+2z=-5 3x+5y+4z=-13 -4x+30y+z=16

17. Which of the following ratios could be used to find the relative frequency of 8th grade students? A. 127 218 B. 218 681 C. 127 348 D. 260 681

Logic and reasoning 9. Patterns and Games: Complete the Pattern The following images form a pattern. Image 3 Image 4 Image 1 Image 2 50 cm 50 cm Find the area of the shaded region in Image 4
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I need this right now Jaymie wants to construct congruent angles with a compass and straightedge, while Annie wants to construct congruent segments with a compass and straightedge. Describe the similarities and differences between their construction steps
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pls see attached What is the purchase price of a 50-day T-bill with a maturity value of $1,566 that earns an annual interest rate of 3.035%? (Assume a 360-day year.) The purchase price is $ . (Round to two decimal places.)
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*Please solve and show steps for solution \f\f
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I don't understand why i keep getting the wrong solution. I can get it into RREF but dont understand how to take the rref and turn it into the answers please see attached picture \f
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Write three short paragraphs about each type of rigid motion. Fully explain each each thing and how you would complete the process of each motion. Imagine you are explaining it to someone who has never done any of these before.

im stuck here please solve this ques tion 1 (i) show that (0) = and q(t) = cev, +cerv, equals the quation for c, and c, Gc +cc = 1 P and that the solution is (ii) the solution is, with c, in (t) =- 1 2 2 calculate the probability for that the system is in v, to the time t. The answer is
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A. In Desmos. plot the given data (if you're unsure how to plot a table in Desmos, google \"plot table Desmos\"), and generate a picture of the data that uses a well- chosen window to exhibit all of the key behavior in the table. Include your plot - with the points labeled - with your formal write up. B. What do you expect to be the value of
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Find the margin of error for the given values of c, s, and n. c= 0.95 s = 3.1 n =49

W ' (t) = .04 W(t) 200; W(0) = W0 (b) Solve the initial-value problem to find the particular solution W(t). (c) Sketch the solutions in the cases W0 = 4000 and W0 = 6000. (d) In the case W0 = 4000, how long will it take before W(t)= 0?

1) Is our Mean Total Ridge Count for males meaning fully different from Holt's? 2) Is our Mean Total Ridge Count for females meaningfully different from Holt's
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Part B. Results Write UP Confidence Interval Analysis ; Two Sample Hypothesis Test Analysis
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thesumof twopositive numbersis26. What two numbers willmaximizethe product?

Calculate the eigenvalues ofBas functions ofa. Consider the matrix B containing a parameter a a 3. The parameter takes a real value not equal to 3. 6251 1 2+a B: 0 3 0 1260 2 4+3a Calculate the eigenvalues of B as functions of a and type the eigenvalues in the box provided
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I'm unsure how to solve this with working, and what synthetic division is \f
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Consolidated Industries, a 2, 800 employee firm, is faced with a serious, and growing, absenteeism problem. Last year, total employee-hours lost to absenteeism totaled 165,808. Of the total employees absent, 65% were frontline (average wage of $27.15 per hour), 25% were administrative and support (average wage of $21.80 per hour) and the remainder

In my own words, How is time related to distance as an object falls freely? Can we find the velocity of the ball in free fall?

Functions and relations: Question 14 of 25 Which of the following systems of inequalities would produce the region indicated on the graph below? O A. VS - x + 4; y x+ 2;120;x20 O c. v2 - x+ 4; y
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in the direction towards which the wind is blowing . At that location , the wind is blowing towards the
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[5] 8. Find the areas of the regions in shared by the aardjoids r = 2(1 + cos 3) and 7*: 2(1 GOSH)
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Can you please show me the process? :) I am thoroughly confused.... thank you 2. tr{A) is the sum of the elements on the main diagonal of A. If tr(A) = 2, det{A) = 1, and A E R2\
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Given this analysis, why did Netflix stock get hammered after releasing results
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Find the area of each triangle a. b = 3, c = 4, A = 30 area = b. a = 2, b = 3, C = 95 area = c. a = 6, b = 5, c = 8 area = d. a = 12, b = 13, c = 5 area = e. The dimensions of a triangular lot are 100 feet by 50 feet by 75 feet. If the price of this land is $120 per square foot, how much does the lost cost? area =

Find the antiderivative F ( x ) of the function f ( x ). (Use C for the constant of the antiderivative.) Find the antiderivative F(X) of the function f(x). (Use C for the constant of the antiderivative.) f(x) =0
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\f20. The sum of the infinite series 3 + 6 + 12 + ... exists. a. True b. False 21. Find the vertex of the parabola: y = x + 2x -15\f23. The graph of 15x2= 150 + 10y is an ellipse. a. True b. False 24. Find n of the arithmetic sequence a, = -5, an = 63, d = 2
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a. 7 points) Convert the model to standard form. b. (3 points) Identify the initial basis for this model. \f\f
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(c) Solve the same equation again, this time using the implicit method given in Section 11.2.2 based on the backward Euler method. Again use A3: = 0.05, but try a much larger time step, say, At = 0.005 to advance the solution from t = 0 to t = 0.06. Plot the solution at each time step. How do the results compare with those in parts a and b?
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Please help me double check my answers for the practice problem. Pl Exercise 5.2.1: Spanning sets and subspaces. Determine whether each statement is true given a subset S = b (a) S forms a subspace of R2 (b) The span of 3' forms a subspace of R2. Exercise 5.4> Finding the dimension of a subspace spanned by a set. Let S ={ 1], [3] . [8] . } and W =
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Hello, Please assist with this question. a) Consider a t distribution with 26 degrees of freedom. Compute P (-1.87 < t < 1.87). Round your answer to at least three decimal places. b)Considera t distributionwith30degreesoffreedom.Findthevalueofc suchthatP(t > c) = 0.05.Roundyouranswertoatleastthreedecimalplaces

How do I expand and simplify this type of equation that has two different variables? 3x (x+1)(y-2)

Graph y=f(x)=x2+2x2. Give the vertex and intercepts, and state the range.

problem 5(1)-(4),please FIGURE 0.1. Twenty-sided die (icosahedron) with faces inscribed with Greek letters 2nd century B.C.4th century A.D. From Egypt Here, I : V - V denotes the identity transformation defined as I(f) = f for all fe V. Problem 5. Recall that the angle between two lines in R3 is given by the (smallest) angle between them in the
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The linear equations of order one Instruction: Obtain the general equation of each differential equation 1. xy' = ly+x3ex 2. y'cosx + (3y - 1)secx = 0 3. y' = 6(y - 2.5) (tanh1.5x) 4. (y -cos? x)dx + cosxdy = 0 5. sinx(sinxcosx - y) = (1 + cosx)y' 6. 2x((x2 + a2)2 + 3y) = (x2 + a?)y'; a is constant 7. nemx = y' - my, where n and m are constants.
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Let a1,a2,a3,...,an,... be a geometric sequence with common ratio r. Find S5. a1=1, a5=625, r= -5

Which of the following is not true about stratified random sampling? a. It involves a random selection process from identified subgroups b. Proportions of groups in the sample must always match their population proportions c. Disproportional stratified random sampling is especially helpful for getting large enough subgroup samples when subgroup

To Whom It May Concerns, I somehow came across this link/site and interested in finding out more about it. What this site all about? Thanking you in advance!

Answer fast- 3 One thousand tickets are sold at $14 each for a television valued at $1220. What is the expected value of the gain if a person purchases 10 tickets? Note: Round your answer to the nearest hundredth.
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10.5 Consider the following data from two independent Samples. Construct a 90% confidence interval to Estimate the difference in population Means . ` 1 = 40 $ 2 = 5} 51 = 10 $ 2 = 12\\ 171 = $30
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Consider the Kenken Puzzle * 6+ 12x 3 4+ 4x Z 3- y 2- 3 1 What should be the value of x? O O 2 O 4
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ORDINARY DIFFERENTIAL EQUATIONS \fproblem Question 1 Use Theorem 4.36 of the study Guide to find a general solution of the non-homogeneous x - (1 1 x+ (cost) Solution The characteristic function of the matrix is e(A) = det |0 , so that the eigenvalues are A = tiv; 1 1 =(0-x)2+ 1=12+1=06, For A = i, the associated eigenvector is obtained from the
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Answers and Steps Steve buys 90-day term investment that pays simple interest of 3.05% per year. Calculate the interest earned on a $10 000 investment. Toni invested $3250 at 3.45% annual interest, compounded monthly, for 3 years. Determine the final amount of the investment.

In the finite element, a two-dimensional square element with four nodes is given by the following coordinate function, find the following.(2D) \f\f
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2. (10 pts) Consider the points (-3, -6) and (3, 4). (a) State the midpoint of the line segment with the given endpoints. (No work required) (b) If the point you found in (a) is the center of a circle, and the other two points are points on the circle find the length of the radius of the circle. (That is, find the distance between the center point
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10 ft 2 4 6 10 ft 5 4 ft 30 ft 15 ft 5 ft 14 ft 15 fti 18 ft 2 3 10 ft 10 ft 4 - -8 ft ---> 6 ft 12 ft
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h(x) = r 1/x^2-25(a) Decompose h(x) into f(x) and g(x) such that it can be written into h(x) = (f g)(x) where f(x) 6= x and g(x) 6= x. (b) Find the domain and range for f(x), g(x) and h(x). (c) Determine whether h(x) is even, odd or neither.

do fast its very urgent Algebra question a) V(a)=(1,0,0,2,4) and V(b)=(0, 1,2, 1,5) b) V(e)=(1,0,0,3) and V(d)=(2, 1, 1,5) 6- Based on the vector clock value of every two events figure out that if they are concurrent events OR they are dependent on each other and if they are dependent which event depends on the other event [! point]
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Solve below Suppose that G is a group, |G| = 12, and H is a subgroup of G. What possible values can |H| have? (A) 2,3,4,6 (13} 23.31.415.12 (C) 1,2,3,4,6,8,9,12 (D) 1,2,3,4,6,12 (E) 1,2,3,4,5,6,7,8,9,10,1 1,12 (F) None of the above
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1) A selection of 4 books is to be made from 9 i) if a certain book must be taken, in how many ways can the selection be made? ii) if a certain book must be left out how many ways can the selection be made? 2) algebraically, what's the value of n in n C 3 = 3( n P 2 ) 3) Sara invited four friends to a pool party, but did not get replies to her

what is the negation of the expression: x > 5 or y < 10?

Given: S = {1,2,3,4,5,6,7,8,9} A = {2,3,5,7,8} B = {2,3,4,6,9} C = {1,3,5,6,8} Find (A^c U B)^c

Find the monthly interest payment in the situation described below. Assume that the monthly interest rate is 1/12 of the annual interest rate. You maintain an average balance of $750 on your credit card, which carries an 18% annual interest rate. The monthly interest payment is $__?

Please help. Let F = (R- Q) n I, where I = [0, 1]. Let Y = {0} UF. Let P : I - Y I, TEF 1, TE F Let To the quotient topology on Y induced by p. Let TF be the subspace topology in F induced by the topology T. Let q := p/F = IF and let To be the quotient topology in F induced by q. Prove that To # TF
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Evaluate (f g)(x) if f(x) = 3x 2 and g(x) = 2x - 1 when x = -2. is it 0?

Good day! I understand the concept somewhat but, I'm a little puzzled with gaining the correct answer. Please help. Multiply. (Simplify your answer completely.) 5/7 t2 (t 6 + 7t 2 )

Please solve this, with steps, please. Problem 3: Give an example of each of the following, explaining why it has the required property or explain why no such example exists. 1 2 (a) A basis of R3 containing both of the vectors [ 0 :| and [ 0 :| . 1 2 (b) A 3 x 4 matrix A with dim Col(A) = 2 and dim Nul(A)=1
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For the following exercises, use the graph of each function to esmate the intervals on which the function is increasing or decreasing. 15
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1. Prove that the sum of any two odd integers is an even integer, using only the definitions and some algebra.

The data to the right represent the number of chocolate chips per cookie in a random sample of a name brand and a store brand. Complete parts ?(a) to ?(c) below. \f
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In a shipment of 58 vials, only 14 do not have hairline cracks. If you randomly select one vial from the shipment, what is the probability that it has a hairline crack? Please explain step by step, I would like to understand it. Thanks!

How do I prove that triangle BED and triangle BEF are congruent?

B. The amplitude of a function is never negative, even if a is negative. Why is this true? C. Why does a not move the midline of the graph? (Activity B continued on next page)
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We want to find the tangent line to the function f at x= 4. Use the below data to approximate the tangent line. Use that tangent line to approximate 4.05 x: 3.5, 3.6, 3.7, 3.8, 3.9, 4.0, 4.1, 4.2, 4.3, 4.4, 4.5 f(x): 6.12 7.78 9.58 11.55 13.69 16.00 18.49 21.17 24.04 27.10 30.38

15. In cell R9, enter a formula using the AVERAGEIF function and structured references to determine the average service years of staff members with Academic Technology training as shown in the Service Years column
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When playing their favorite video game "Space Attack" , Bobby scored 139750 points, while Alex scored 99190 points. Which of the following is the best estimate of how many more points Bobby scored than Alex?

PLEASE ANSWER ASAP in order so I can learn my homework \f\f\fQUESTION 18 Write an equation for a parabola with vertex (0,2) and focus (0,4). O y = -(x-1)2+ 1 O = 1x2 + 2 O Y = 00 - X + 1 O y = 4 (x - 2)2 + 2\f\fQUESTION 20 Write an equation for a parabola with focus (0, - w / UT ) and directrix y = w / up O X = = 3 20 O V = 3 20 O Y = - 3 x 2 20 O
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The specifications for a storage container state that the length is 1 metre more than triple the width and the height is 5 metres less than double the width. Find the range of possible dimensions for a volume of at least 8436 m3 using the algebraic method.

A vending machine dispenses coffee into atwelve-ounce cup. The amount of coffee dispensed into the cup is normally distributed with a standard deviation of 0.06 ounce. You can allow the cup to overfill 10% of the time. What amount should you set as the mean amount of coffee to bedispensed?

Solve the question below. This is grade 12 functions so no calculas allowed. 191% v TV EE T M View Zoom Insert Table Chart Text Shape Media Comment Collaborate Format Document Text Body Style Layout More Font Part C: Thinking Arial Sketch and state the equation of a sinusoidal function, f(x), that meets the following criteria: Regular 11 pt B I U
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Find the critical point of f(x, y). Is it a local minimum, local maximum, or a saddle point? If it is a local min or local max, is it also global? \f
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Table 1 : Variables Selected for Analysis Variable Name in the Data Set Variable TYPE Description Qualitative or Quantitative* Variable 1 . SOCIOEconomic Variable ? ` EXPENDiture* Variable ]` EXPENDITURE
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Evaluate (f + g)(x) if f(x) = 2x 2 and g(x) = 4x - 5 when x = 2.

.............. Solve for x. Express your answer in simplest radical form if needed. If needed, write "rt\" for J. ex: would be rt(5). (a) x = (b)x=
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I would like some help with a short answer I have to right. T he question is: Prove the Converse of the Pythagorean Theorem using similar triangles. The Converse of the Pythagorean Theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squared length of the hypotenuse, the triangle is a right

Evaluate P [Q(-2)] If P (x)=3x 2 + x and Q(X)=X 2 -1 Find the domain for g(x)=-3x/ x2 +5x-14 find the domain of f(x)=SQRT 36-x 2 If f(x)=7x+5 and g(x)=4x-3, find (fog)(8) find and simply the difference quotient of f, f(x+h)-f(x)/h, h0, for the funtion. f(x)=5x 2

1. Develop a forecast for Year 15, 20 and 30 using a 5-year average market share and complete the blank table below. Year LRD Total Airline Southwest Region Market Share Enplanements Enplanements Five Year Average 15 20 30
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Please explain (e) If "01,122, '03 are dependent vectors in R3, then v3 is a linear combi nation of '01 and v2. (d) If A, B are square matrices of the same size and AB = 0 then A = 0 or B = 0
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Given an n x n matrix A, if one has found n linearly independent eigenvectors, how does this help one compute A k v for given v R n and positive interger k?

1. Of the 100 senators in the U.S. Senate, 57 favor a new bill. The opposing senators start a filibuster. A 60% super majority is required to end a filibuster in the U.S. Senate. Is the bill likely to pass? Explain.

If you increase the damping on an underdamped spring-mass systemthe quasi-period also called the pseudo-period): A)Increases B)Decreases C)Doesn't Change D)Can't Determine Can you provide an explanation please?

Mrs.Galicia sells online math and reading games. His revenue for each game (in dollars) is modeled by the given equations, where x is the number of days since the games went on sale. Math Game: M(d)=x^2-9x-10 Reading Game: R(d)=2x+10 a) Solve the system algebraically. After how many days is the revenue for each game the same? Show your work and

A major cab company in Chicago has computed its mean fare from O'Hare Airport to the Drake Hotel to be $29.95, with a standard deviation of $3.47. Based on this information, complete the following statements about the distribution of the company's fares from O'Hare Airport to the Drake Hotel. (a) According to Chebyshev's theorem, at least 36% of

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A tower is 156 meters tall, measured vertically from the ground to the top. The tower makes a 45 degree angle with the ground. If you drop your keys from the top, how far from the base of the tower would they land? Please help! I'm stuck on this. THANK you!

3. You bought one of BB Co.'s 1G% coupon bonds one year ago for $111313. These bonds malce annual payments, have a face value of $10130 each, and mature seven years from now. Suppose you decide to sell your bonds today, when the required return on the bonds is 8%. If the ination rate was 3% over the past year. what would be your total real return
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What angle of elevation does a 40 foot ladder make to a building if the base is 10 feet away from the wall

Code in Python (jupyter Notebook) I Need help on Presentaion on including question is in Project Euler's Problem #03 Largest prime factor The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number 600851475143 ? 1-Objective 2-Background Information 3- Solution Description(Qualitative) 4-Code Implementation. 5-

1) Fingerprint A is a/an: a) Arch b) Radial Loop c) Ulnar Loop d) Whorl 2) The Ridge Count of Fingerprint A is closest to Ridges. a) 10 b) 14 c) 18 d) 22 e) 26
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consider the following markov chain model In the maze, a person in any given room has equal chances of leaving by any door out of the room (but never remains in a room). Write the Markov transition matrix for this maze. Write the matrix in partitioned form. \f
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Use the functions given below to solve the problem. C(x) represents the cost, in dollars, of x units of a product and R(x) represents the revenue, in dollars, from the sale of x units. Find the number of units that must be produced and sold in order to break even. C(x)=42,000+39x and R(x)=42x The number of units that must be produced and sold in

Score: 0.5 of 6 pts 15 of 15 (15 complete) HW Score: 94.5%, 94.5 of 100 pts 4.5.11 Assigned Media Question Help A professional basketball star who had a reputation for being a poor free throw shooter made 4916 of the O No, P is not reasonably close to the value of 0.502. 9792 free throws that he attempted, for a success ratio of 0.502. A
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Calculator Homework #2 - Probabilities for Discrete Random Variables To find the probability for a binomial variable: Example: Exactly x = 3 successes in n = 6 trials with probability of success p = 0.18 1. Press 2nd [DISTR] then [ALPHA][A] to get binompdf(. 2. Enter 6, .18, 3) then press ENTER. Display: .0643115635 Example: At most x = 4

On October 9 data shows that a total of 7,884 Latino Californians had died of COVID-19, while a total of 1,903 Asian Californians had died of COVID-19. Does this mean that COVID-19 is more deadly for Latino Californians than it is for Asian Californians? Explain and justify your answer.

Find all zeros doe the polynomial function 2021 Assignment 4 Current Grade: 1 0/ 15.0 Remaining Time 09:28:53 Given one factor, use the Factor Theorem to find all real zeros for the polynomial function. f(x) - 3x3 + 4x- - 18x -24; 3x + 4 The field below accepts a list of numbers or formulas separated by semicolons (e.g. 2; 4; 6 or x +1; x - 1).
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Find the area of a spherical triangle with three right angles on a sphere with a radius of 1950 mi. Round to the nearest ten thousand square miles.

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