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Mathematics Questions and Answers September 28, 2021

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2. [2 marks]. Prove or disprove the equality x + (y (B 2) = (x + y) (B (x + z) for the Boolean variables x. y, and z. 3. [3 marks]. Suppose that there are 5 members on a committee. Albert and Billy. for their own petty reasons. always vote the opposite of Charlie. Danielle and Evo vote how they please. Design a circuit that implements majority
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Can you walk through these step by step so I can get a better understanding of the material? \f
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For each problem, include the following information: Vertex? Direction: Does the parabola open up or down? Minimum or maximum value?: Is the vertex a minimum or maximum value? Domain? Range? Where it is increasing? Where it is decreasing \f
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I need step by step solution to calculating the test statistic and the P Value! \f
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1 25 points a) Calculate the work done by an ideal monoatomic gas during the expansion from A to C, knowing that from A to B the work done is WAB = 1.20MJ. b) Assuming the temperature of the gas in A is 220K, what is the temperature at C? c) How much heat has been absorbed or released by the system during the process? 800 D (kPa) B 600 D 400 200 O
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Assume breast cancer affects 0.008 of the female population between 45 and 55 years of age. There are two kinds of positive test results: True positive [the test indicates you have a disease, and you actually have it} False positive [the test indicates you have a disease, but you actually do not}. Assume mammograms are {1.92 accurate detecting
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Dr. No just cannot seem to say no. When people ask him for things, he tries to comply. His family members are well aware of this, and oiers are now starting to catch on. Examples of his generosity are given below. 1. Dr. No gave his wife $1,[|[l cash in June EDGE, to allow her to invest in the market. Mrs. No decided to be careful and invested the
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B) Observe the number line and answer the questions. -10 -9 -8 -6 - 4 2 3 4 5 6 7 8 9 10 1) What integer is 2 units to the left of 1 is? 2) What integer is 7 units to the left of 9 is? 3) What integer is 9 units to the left of -1 is? 4) What integer is 5 units to the right of 5 is? 5) What integer is 1 unit to the right of -9 is? 6) What integer
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Find an equation for the line with the given properties. Express your answer using either the general form or the slope-intercept form of the equation of a line. A Slope= - w.\" containing the point (- 1,1) B e The equation is D {Type an equation. Simplify your answer.)
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Solve each system of equations by the elimination method. -2x +5y= -6 -6x +5y= -4 no solution O 7 2 5 0 ( 2-45 )
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Determine whether the equation is a proportion: 5 12 = 15 36

If Rental Comp One, which has two bedrooms, rents for $2,500/month and Rental Comp Two, which has four bedrooms, rents for $3,000/month what does that tell you? The bedroom adjustment is $500 The four bedroom unit can rent for an additional $500 a month The GRM is $500 Nothing

Historically, the average time it takes KIm to swim the 200 meter butterfly is 148.4 seconds. Kim would like to know if her average time has changed. She records her time on 50 randomly selected occasions and computes the mean to be 147.8 with a standard deviation of 2.3 seconds. Determine the null and alternative hypothesis, and your conclusion

Lisa will rent a car for the weekend. She can choose one of two plans. The first plan has an initial fee of$55 and costs an additional$ 0.40 per mile driven. The second plan has no initial fee but costs$ 0.90 per mile driven. How many miles would Lisa need to drive for the two plans to cost the same?

En este foro vas a hacer una bsqueda de tecnologas, procesos o aplicaciones que se fundamentan en la Ley de Coulomb. Vas a hacer un escrito de por lo menos 6 oraciones completas donde expliques: Cul es la tecnologa, proceso o aplicacin?, Quin la ide o desarroll? Cul es la funcin de la aplicacin? Cmo su funcionamiento se relaciona con la Ley de

Convert 58 decimal to binary. Convert 58 decimal to binary. 0010 0111 0011 0110 0010 1110 0011 1010

Q5) Amita pays $0.84 to play a game at a local fair that involves receiving the number of quarters that corresponds to the number that comes up on the roll of a die. Using the expected value of the game, compute the expected gain or loss for Amita. Q6) Allison purchases one lottery raffle ticket for a school fundraiser. The raffle ticket cost $14

Solve the following formula for the specified variable. Upper B equals one third m left parenthesis q plus k right parenthesis for q Question content area bottom Part 1 q equals enter your response here (Simplify your answer.)

(1 point) The mean weight of 50 pumpkins is 12.5 pounds. What is the total combined weight of all 50 pumpkins
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Suppose that the genders of the three children of a certain family are soon to be revealed. Outcomes are thus triples of "girls" (g) and "boys" (b), which we write gbg, bbb, etc. For each outcome, let R be the random variable counting the number of boys in each outcome. For example, if the outcome is bbb, then R(bbb) = 3. Suppose that the random
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10. A researcher thinks that treating seeds with additive can help the plants grow faster, and conudcted an experiment. Two seeds were randomly assigned to each of 12 containers, where one of the two seeds was treataed with the additive and the other seed was not. Both seeds were planted in the same container. The growth (in cm) was measured after
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math help please Devise the exponential growth function that fits the given data, then answer the accompanying question. Be sure to identify the reference point (t = 0) and units of time. Uranium-238 (U-238) has a half-life of 4.5 billion years. Geologists find a rock containing a mixture of U-238 and lead, and determine that 66% of the original
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I am so confused about finding the percent? Question 1 (10 points) R The ratio of pharmacy technicians on duty at the hospital du shifts is 32:19. o 1. Express a5 3 percentage how many pharmacy technician staft shift. Round your final answer as a percentage rounded afSWer. B - 8 1 U~ B
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('1 point) Determine the value of I: such that the matrix is the augmented matrix of a consistent linear system. i 5 \"iii 15 6 3 (1 point) Determine the value of h such that the matrix is the augmented matrix of a linear system with infinitely many solutions. 4 8 h =
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24.Sean A y B subconjuntos de un conjunto U. a) De un subconjunto H de U, se sabe que ACH, BCH y H CAUB. What se puede decir del conjuntosH? b) DeliNesian subconjunto K de U se sabe que k CA, k CB y An Bck Que se puede decir del conjunto K
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Question 2 of 9 (1 point) Question Attempt: 1 of 3 ~1 2 3 4 5 6 7 8 A normal population has mean u = 8 and standard deviation o = 6. (a) What proportion of the population is less than 20? (b) What is the probability that a randomly chosen value will be greater than 5? Round the answers to four decimal places. Part: 0 / 2 Part 1 of 2
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Graph the equation. Include the coordinates of any local extreme points and inflection points. y = 2x3 + 15x2 + 24x

Describe the effect the compounding frequency, interest rate, and duration of an investment have on the amount of the investment. Rank these three factors in the order of greatest effect to least effect

Y. A pas canmany maintain- a straight pipeline 12. passes inwdar a maintain. The pipeline Is realelec as a straight live wal one : de of the omanmin s modelley Holelin,, the entral centre as the origin .& the bay necess paints ma du pipeline have coordisales P(-130, 403, -130 and 21 13010. 300, Man, where the unit are fears. 13) Find a vester
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Please help with these . What's the maximum possible number of turns for f(x) = x7 + 20x2 - 5x - 25? . List the possible number of real :31 imaginary root combinations for x5 + 20x2 = O. . Factor: 2x3 -7x2 + 8x - 28 . Solve the quadratic equation using factoring. 2x2 - x - 3 = O . Determine if (x-E) is Ct factor of 2x3 + 7x - 13. SHOW and EXPLAIN
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A line goes through the points (0, 3) and (1, 7). Find the slope, and then use the point that is the y-intercept to write the equation of the line.

Use the given table below to solve this problem regarding windchill temperature. (a) [3 pts] Find the windchill temperature W when the air temperature T is 25 F and the windspeed V is 10 mph. (b) [3 pts] If the windspeed is 20 mph, what air temperature causes a windchill tem- perature of -15F? (c) [5 pts] At a windspeed of 30 mph and air
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