Matthew

This page lists questions and answers that were posted by visitors named Matthew.

Questions

The following questions were asked by visitors named Matthew.

What is range Range is the possible values a dependent variable may take on. For instance, If y= 3x+2, and the domain of x is {0,1,2}, then the range of y is [2,5,8]

What are 3 chemical properties of iron and 2 chemical properties of sodium? http://chemistry.allinfoabout.com/periodic/fe.html http://chemistry.allinfoabout.com/periodic/na.html Thanks. That helped a little.

I really need help with this Essay question and I haven't got a clue. It is to do with Fitzgeralds "The Great Gatsby" please answer before Monday 6th November. Thankyou. here is the question: Through analysis of patterning, examine Fitzgerald's use of sym...

Use the Substitution method to solve the system of equations. 3x + y = 5 4x - 7y = -10 multiply first equation by 4 multiply second equation by 3 thus both equations have same x or y value in this case it is the x value. 12x + 4y = 20 12x - 21y = -30 solv...

Sunset rents an SUV at $21.95 plus $0.23 per mile. Sunrise rents the same vehicle for $24.95 plus $0.19 per mile. For what mileage is the cost the same? This means that one cost equals the other. Let X stand for the number of miles. Thus the basic cost pl...

y-2x=-5 3y-x=5 In the top equation: 1) y=2x -5 Put that in the second equation 3( ) -x =5 solve for x, then put that value of x back in to 1) to solve for y. So would it be: 3(2x-5)=5? would it?PLz help me bob and margie!

Do you need to regroup 10 tens for 1 hundred when you add 241 + 387? Yes. Notice the 8 and the 4 in the tens column, that is 12 in the tens column (120), or 10 tens and 20. Regroup, leaving 20.

Simplify: 5x{24-19)x[25+23)divided by 12-(9-7)} Please help! Subject is algebra. sorry- please help! Am I working the problem correctly? IS THE ANSWER 50? 5x{24-19)x(25+23)divided by (12-(9-7)) = (5x5x48)/(12-2) = (25 x 48)/10 = ? No, the answer is not 50...

A suit designer has 15-3/5 yards of fabric. each suit uses 2-1/8 yards of fabric. (1) How many suits can be made? (2) How much fabris is left over?

What the difference between an orbit in the Bohr model and an orbital in the quantum mechanical model of the atom?

What are the 3 rule the govern the filling of atomic orbitals by electrons?

The diamenter of a carbon atom is 77 pm. Express this measurement in um?

A silver bar has mass of 368g. What is the volume, in cm^3, of the bar? the density of silver is 19.5 g/cm^3.?

Why did Jefferson as the Democratic-Republican candidate win the election of 1800?

Why did Jefferson as the Democratic-Republican candidate win the election of 1800? -Clearly stated thesis -Identify and describe 3 factors that influenced the outcome of the election -A conclusion that pulls the ideas together

|-2/3(x-6)| = 12

Can you show me how to do this problem please. Thanks. |4-6to the second power ÷ 2 |- |-6|=

A rectangle's length is 8 cm more than three times it's width. If the perimeter is 128 cm, find the length and width. What is the equation for this?

suppose that 3 <_ f prime of x <_ 5, for all values x. show that 18<_ f(8)-f(2) <_ 30 <_ signs mean less or equal to... im supposed to apply mean value theorem or rolle's theorem... i don't understand neither so i cant do the question! please help!

In the sentence "They are always late to the ball game.", what part of speech is "always" and "late"?

The input voltage to a certain op-amp inverting amplifier is 10 mV, and the output is 2 V. What is the closed-loop voltage gain?

How many flip-flops, in a shift register, would be required to hold an initial count of 16?

what is the chance of a woman having five female children in a row?

i think i have posted this before except i forgot to put the decimal in the temperature. i was hoping you could help me now that it might make more sense. The total pressure in a flask containing air and ethanol at 25.7 C is 878 mm Hg. The pressure of the...

Why is it important for 4th graders to learn about animals that live in the ocean?

I am presently creating a unit about land transportation in the community and how these transportations affect our daily lives eg. taxi, garbage truck, train etc. Do you have any ideas or suggestions for a fun lesson plan.... do you have any websites that...

Why is plastic an expensive material to use?

Greetings: I was wondering how to calculate the weight/volume % of vinegar using the formula ---------------w/v Per Cent = g/100 mL or grams per deciliter: WHAT WEIGHT DO I USE NaOH, Acetic ACID? the data include: volume of NaOH needed to neutralize Vinge...

Mike took a 2"x4" picture to the photo store. He had it made into a 4"x8" print. Which geometric concept best describes the relationship between the two prints? Similarity, Linear, Symmetry or Congruency?

Hi there, I am doing a project on Cadbury Chocolate and how to uses (external communication) could you give me ideas of what i should talk about? Or any useful websites or videos? Thanks.

You find a problem in a project. The project has a defined baseline and task progress has been entered for all tasks for the first report period. The ACWP field show the right cost for the work reported, but the BCWP and BCWS fields are zero. what could b...

Can someone help me solve this please A*.3=B A-B=150,000

what is the biggest holiday for followers of Shinto?

Hi there, I am having trouble with this problem.Can you give me some guidance. In planning the publication of a new engineering economics textbook, the publisher has identified the following fixed and variable costs. Fixed Costs Overhead- $10,000 Editing...

A student determined that ethanol was the best solvent to use for a recrystallization based on small scale trials. When the recrystallization was carried out on a larger scale, no crystals were obtained on cooling the hot solution. Why? and how would you...

Hi, I am doing an essay on the topic "Our school should be free of all weapons - including the guns carried by a police officer.I am having difficulty coming up with a thesis statement, could you help me. Thanks.

Could someone help me write a thesis statement for the following topic: "Our school should be free of all weapons including the guns carried by a police officer." So far this is what i have for a thesis statment. "Although having police officers in our sc...

Round 427,685 to the nearest thousand. A. 400,000 C. 428,000 B. 427,000 D. 430,000 the answer is C Round 0.8394263 to the nearest hundred-thousandth. A. 0.840 C. 0.83942 B. 0.83943 D. 0.839 would the answer be B?

how do u factor 7x^3+28x^2-35x ? thanx.

Please help me out, I can't figure out the process for answering this question and my TA is of no help, A 0.11- ball is placed in a shallow wedge with an opening angle of 130 degrees,for each contact point between the wedge and the ball, determine the for...

This is another problem that I need clarification on since no one seems to be of any help at my school, A pulley system is used to lift a 52- crate.Note that one chain connects the upper pulley to the ceiling and a second chain connects the lower pulley t...

This is another problem that I need clarification on since no one seems to be of any help at my school, A pulley system is used to lift a 52- crate.Note that one chain connects the upper pulley to the ceiling and a second chain connects the lower pulley t...

What idea did the United States Constitution borrow from the Iroquois League?

When you lift a ball with a force of 82N, the ball accelerates upward with an acceleration of a. If you lift with a force of 92N, the balls acceleration is 2a. Find the weight of the ball, and the acceleration a. I tried solving this via substitution alge...

A spring has a spring constant of 259N/m. Find the magnitude of the force needed (a) to stretch the spring by 3.54 10-2m from its unstrained length and N (b) to compress the spring by the same amount. N

Is the following a correct sentence: Martha and him ate the sandwich.

Jennifer (mass 58.0 kg) is standing at the left end of a 13.0 m long 594.0 kg cart that has frictionless wheels and rolls on a frictionless track. Initially both Jennifer and the cart are at rest. Suddenly, Jennifer starts running along the cart at a spee...

The price of an international call from Detroit to Paris, France, using a particular phone company is 75 cents for the first 5 minutes and 10 cents for each additional minute or fraction thereof. What is the cost (in dollars) of a 25 minute call from Detr...

Two small planes start from the same point and fly in the opposite directions. The first plane is flying 35 mph slower than the second plane. In 2 hrs, the planes are 530 mi apart. Find the rate of the slow plane.

A 500 g piece of metal at 60 degrees celsius is placed in 200g of water at 22 degrees celsius contained in a coffee cup calorimeter. The metal and water come to the same temperature at 32.5 degrees cesius. The specific heat of the water is 4.184 j/g(degre...

A solution is mixed with a 12% acid solution to form a 16% acid solution. How many liters of the 20% acid solution are used to make 10 liters of the 16% acid solution?

Write an equation for the reaction between the Bronsted-Lowry acid HOCl(aq) reacting with base CO32-(aq) I am having difficulty with this question. Here is what i have so far but I know i went wrong somewhere. HOCl (aq) + CO32-(aq) --> HCO3-(aq) + OCl(aq)...

World War I 1. The alliance system was supposed to prevent war, but it turned a local conflict into a general European war. Why did it fail so badly? 2. World War I cost Germany and other European countries on an economic and a social level. How were peop...

How do I solve for theta in tan theta = -1?

an unknown metal has a volume of 20cm^3 and a mass of 54g. Identify the metal

Are there any deeper ideas in Journey to the Center of the Earth by Jules Verne? i.e. irony, symbolism, or anything like that

Classify the triangle as right, acute, or obtuse if the measures of its sides are 28, 46, and 53.

Identify parts of Speech for sentence below, on numbered word: 1 2 3 Before the eruption, Mount St.Helena was 4 like a giant pressure cooker.

What is the verb and adverb in the sentence The unpredictable volcanic activity discourages people from living there.

I'm in grade 9, and my oral exam is coming up on monday. One of the possible questions involves knowing the plot of the textbook 'Sans frontieres 9e' that I had to return already. Specifically 'Selon toi, qui a commis le crime a\Logi-clique? Pourquoi?' Tr...

A pallet of boxes weighing 10 tons is dropped from a lift truck from a height of 10 feet. The maximum velocity the pallet attains before hitting the ground is 6 ft/s. How much kinetic energy does the pallet have in (ft)(lbf) at this velocity?

f(t)=A[u(t)-u(t-10)], where u(t) is the unit step function. Is the energy of this signal finite? Why or why not? If it exists, find the energy of this signal.

How is the number of zeros in the quotient in 180 divided by 8 equals 20 related to the bumber zeros in the dividen?

Use cylindrical shells to find the volume V of a right circular cone with height 7h and base radius 4r.

Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the given curves about the y-axis. y=4/x, y=0, x=2, x=3 I know you have to integrate from 2 to 3 but im not sure what the integral should be

What is it called when scientists do their experiments more than once to reduce chance errors?

Determine if the following two planes 2x+3y-z=4 and 3x-4y-6z=1 are parallel, orthogonal or coincidental

The graph of any quadratic function can be drawn from the vertex form of the equation, by performing 1,2,3,or 4 transformations on the graph of f(x) = x sqaured

What concerns does Omi and Winant’s theory of “racial formation” share with Bell Hooks’ critique of postmodernism? How might Omi and Winant’s concept address hooks’ concerns about what is lost when we reject essential identity?

An unstable atomic nucleus of mass 17.0 ¡Ñ 10¡V27 kg which is at rest disintegrates into three particles. One of the particles, of mass 5.00 ¡Ñ 10¡V27 kg, moves in the y direction with speed 4.50 Mm/s. Another, with mass 8.40 ¡Ñ 10¡V27 kg, moves in the x...

I'm writing an essay on the short story, The Bouquet. It's a essay on the character of Mary Myrover. Tell me what you think... =D Mary Myrover is Charles W. Chesnutt's major character in the short story, "The Bouquet". She is a prideful, southern white la...

Find the value of x Show work 3x _ = x+15 2

a)One game in a state lottery requires you to pick 1 heart, 1 club, 1 diamond, and 1 spade, in that order, from the 13 cards in each suit. What is the probability of getting all four picks correct and winning $5000 b)If three of the four selections in par...

Could you please show me how to solvethis: x+6/4x^2 + 3/2x^2 = x + 4/2x^2 Please show me the steps-I don't even know where to start and I have 30 of these for homework Thank you

How do you construct a frequency distribution table for the indicated data set? Month Precipiation (inches) January 2.01 February 2.08 March 2.39 April 2.85 May 6.21 June 9.33 July 5.70 August 7.58 September 7.63 October 5.64 November 2.66 December 1.83

A baseball catcher puts on an exhibition by catching a 0.15-kg ball dropped from a helicopter at a height of 101 m. What is the speed of the ball just before it hits the catcher's glove 1.0 m above the ground? (g = 9.8 m/s2 and ignore air resistance)

what happens to a soccer ball underwater at a depth of 50 feet?

The activity of a sample of a radioactive isotope is 1800Bq. If this isotope has a half-life of 16 days, what is the activity after 16 days?, 24 days?, and 60 days?

The number of calls that arrive under a particular time in a cell has been established to be a Poisson distribution. The average number of calls arriving in a cell in 1 millisecond is 5. What is the probability that 8 calls arrive in a cell in a given mil...

Suppose you dissolve 40g of potassium nitrate in 100 cm3 of water at 100 C. If half the solution os poured out, how many grams of potassium nitrate will the remaining solution contain?

Given ABCD is a square AC = BD = 4 units Find coordinates of ABCD

Given ABCD is a square AC= BD = 4 units Ac= BD pass origin of (0,0) Find coordinates of A B C D

would an Egyptian style revolution beneficial or detrimental to the US government?

How to change 320% into a decimal and a fraction

The sum of the measures of the angles of a polygon with n sides is given. Find n. 32) 180 33) 1080 34) 1980 35) 2880

What is the volume of 0.129 M HCl(aq) re- quired to neutralize all of the hydroxide ions in 46 mL of 0.216 M KOH(aq)? Answer in units of mL. Answer: 77.0232 What is the molarity of Cl− ions at the stoichiometric point? Answer in units of mol/L. What is th...

from the following words I got to separate them into 3 groups: omitted syllable, omitted letter, and added syllable. drowned, restaurant, ivory, chocolate, desperate, lightning, adjective, penetrate, aspirin, athletes, identity , sisastrous, ecstatic, pla...

Using Newton's Method, determine the first approximation to the solution of: e^(4x)= 10-2x starting with x=0 what is x1= ??? P.S. ( the 1 is a subscript )

I need to know how to right a net ionic equation for the following chemical reaction: 5 H2C2O4 + 3 H2SO4 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2

The height above the ground of a ball thrown up with a velocity of 96 feet per second from a height of 6 feet is 6+96t-16^2 feet, where t is the time in seconds. According to this model, how high is the ball after 7 seconds? Explain (Thank you in advance!...

Can i get some help simplifying this fraction? ((x+5)/(x)) / ((x+5)/(2x))

how can pollution start in the Blue Ridge region affect the habitat of a tadpole living in the Piedmont region (think about the watershed)

rays pq and qr are perpendicular. point s lies in the interior of <pqr. if m<pqs = 4x + 7 and m<sqr = 9 + 4a, find m<pqs and m<sqr

Answers

The following answers were posted by visitors named Matthew.

is this a good thesis? Thomas Jefferson won the election of 1800 due to his strong Democratic - Republican Party, Major support of the majority of the 16 states, and friendly help from the federalist Alexander Hamilton

Thomas Jefferson won the election of 1800 due to his strong Democratic - Republican Party, Major support of the majority of the 16 states, and friendly help from the federalist Alexander Hamilton. Jefferson was able to win his election in 1800 due to the...

is that good? =)

How did you get the answer?

-8a+6(a+7)=1 -8a+6a+42=1 -2a=-41 a=20.5

To complete the square, you divide the number before the x by 2, square it, and add it to the end. The answer is d.

thank you for the articles. I'm focusing on external communications in north america. Does the txt messaging article also refer to North america?

Folic acid, iron and calcium

Explain your thinking. Use the digits 1, 3, 4, 5, 7, and 9 to write two money amounts that you can subtract by trading 1 dollar for 10 dimes. Then solve.

Hi, thanks your website was helpful. I don't think armed police officers should be in our schools. This is what i have so far: "Although having police officers in our schools has proven a success rate in the decrease of violence and bullying, armed police...

It still needs some tweaking. I feel that it's too specific. What do you think?

In order from highest to lowest. heptane, 2,2-dimethylpentane, hexane, and butane .

The solution seems to follow this pattern. 2 x 5 = 10 10 -5 = 5 5 x 5 = 25 25- 5 = 20 20 x 5= 100 Basically first number times 5, next minus 5, the next again times 5, the one after minus 5 Etc.

C ( ) | O | | | | | | | | | | O ) (Force via hand) | [52kg] Sorry for such a crude drawing but if you imagine the lines as the rope, the parentheses as curves in the line, and O's as the pulleys. C = Cieling

\ 130o / \ / \ / \ / \O/ /|\ C mg C 1 2 C= contact force #1 and #2. Does this fit your logic?

My thoughts were that tension must be halved in one sense or another, but I cant seem to get the math to work out involved, perhaps Im missing the equations entirely.

I think the 2a is meant to be 2 * a

i still keep messing up, can someone give me a specific answer i can use as a base?

Hey just finished this question on mastering physics. The velocity of a wave is defined as wavelength*frequency. it is also defined as sqrt(Tension/(mass/rope length)). Set the two definitions equal to each other and solve for the Tension and you should h...

The Energy formula is (f(t))^2 dt over the integral from t2 to t1. However, I don't know how to utilize it in this case.

Hmmm. Still cant can't think of anything. Please help ASAP. :)

How can the LCD be 4x^2 when you have two (2x^2) as two of the denominators?

its maximum displacement is also its Amplitude. When an object is in SHM and reaches its A, its velocity is zero.

is there a formula i can use to determine the diameter of the ball or the percentage of size reduction? The ball has a diameter of 8.5 inches and is inflated to 7 lbs. at 0 depth

200 = .5gt^2 = 6.39s

y = .5gt^2 160 = .5gt^2 = 5.71s

160 = .5gt^2 = 5.7s

125 = .5gt^2 = 5.1s

For the height you can use these two formulas: t=(Vi sin A)/g H=(Vi sin A)t - (g/2)t^2

When friction is used to counteract centrifugal force, the side friction factor, f, between the tires and roadway is incorporated into the calculation for the superelevation angle. (the angle of road banking where friction is not needed) tan@=[(Vt)^2-(f)(...

Tangential acceleration is the instantaneous linear acceleration associated with the particle at distance (r) from the center of rotation. thus Centripetal Accel= (angular accel)(r)

You take -5 and subtract that by 17 which you get the answer 12.

I keep getting wrong answer, its not the same as the book :3

I got 4x^3+8x^2+5x+1/(x-3)

Can You please explain the steps

What would be discontinous at x=? explain please

Is there suppose to be calculations involved? :|

Hi, Lucy, this is Matthew's mom, if you put the three corners together you would get 1/2 a circle or circumference. I hope this helps you.

So for #2 it should be 2Pb(NO3)2 → 2PbO2 + 4NO2 + O2 #4, maybe instead of SO3 on the products side, it should be SO4? So, 4NaCl + 2SO2 + 2H2O + O2 → 2Na2SO4 + 4HCl

Well on the 2009 AP World history exam one of the essay topics is "For the period from 1500 to 1830, compare North American racial ideologies and their effects on society with Latin American/Caribbean racial ideologies and their effects on society." So Co...

That helps but I need a little more help than that...

Well, the thing is, the problem says that only one eggs is left over, but, four has three extra, and five has one extra... I'm throughally confused...

Can anyone help?

Oh, nevermind. Found it. The answer is 721 eggs...

1. A year on earth is 365 earth days so a year on mars would be longer. 2. 686-365= 321 days longer 321 days divided by 7 days in one week = 45.857 weeks longer.

16. n^2= number of orbitals

dE= -Rh((1/nfinal^2)-(1/ninitial^2)) Rh is a constant = 2.178E^-18

never mind, I figured it out.

THANK YOU I HAVE BEEN ON THIS FOR SO LONG

nevermind on 2), i would appreciate an asnwer to 1) though

but why the choice for ln?

crap, i screwed up writing my answers. Ignore them please.

#1 is p = 0.20k + 100. #4 is correct.

Yes, I copied it correctly. I was wondering too. Thank you for your help

Read the poem and answer the question 1. There once was a owboy named Ray 2 who never had that much to say 3 except or the times 4. Stampedes topped on a dime 5 when that cowboy named Ray hollered "hey" 1 in which lines do you see repetition? 2 what is th...

There was no diagram to show me that. It was just this question.

determine whether each set of ordered pairs is a function {)(0,1),(1,-1),(5,-1),(-1,)}

In reply to Jennifer, her explanation is CLOSE to be correct. Instead of converting rpm to rps, convert it to rad/s and use that as the velocity. To do this, multiply the rpm by 2π and then divide by 60. Use that and the radius in the formula then divide...

x - 3y = 3200 y = 600 x - 3(600) = 3200 x = 5000 x/y = 12mths

sorry not 12 mths. 3200/600 = 5.3mths

No, it can only have one midpoint, because if it had two midpoints, then there would be two line segments! Also, if you add two midpoints, then thus creating another segment.

Right Answers: True A B C C B C D

It would be less then the World because of the international and if you add the cost of how much it is the answer shows you that it's less.

Q=0 delta U= -W delta U= 410j but since it is compression delta U= -410j Temp should rise since the pressure of the system increased

More than likely the computer requires more memory.

Ohhhhhhhhh THANKS

suppose 1 milliliter of ink can print 30 pages of text. How many pages of text could you print with 2 quarts pf ink?

1.D 2.A 3.C 4.C

Cl2 + F2 -> 2ClF

Sorry but I still don't understand your explaining. Can you explain more briefly please. Thanks.

Thanks both of your replied. I got it now :)

I still have problem on how can you get mols Ba(OH)2 from. Can you explain please

Ba(OH)2 is 1/2 How can you get 1/2 from.

so i have to do 1/2*0.00759=0.003795 = 3.795 mL is the answer?

oh i got it... thank you so much

A) {7, 6, 5, 3} B) {7, 6, 5, 4} C) {-7,-6,-5,3} D) {-7,-6,-5,4}

Anonymous is wrong

a) E(Y) = λ t = (1/16)(16) = 1 star P(X>=2) = 1 - P(X<2) = 1 - [e^-1 + (e^-1)(1)/1!] = 0.264 b) P(X≥1) = 1 - P(X=0) = 1 - e^-μ 0.95 = 1 - e^-μ e^-μ = 1 - 0.95 e^-μ = 0.05 ln(e^-μ) = ln(0.05) -μ = -3 μ = 3 Therefore (3)(16) = 48 cubic light years of space

The formula will be A=P(1+r/n)^nt P stands for the initial amount invested, so P= 4000 R is the rate (.04), and N is the amount of times it is compounded per year (1). For example, saying "compounded quarterly" would make n=4. T is, of course, time (3). T...

Thanks Reiny, Ive had a look on wolfram alpha and seen the solutions. My problem is I need to show it using Maxima but for some reason Maxima will not solve my equation 9x^6 + 28x^4 + 51x^2 - 88x - 10 = 0. So frustrating.

Bob (80 kg) lands with a resultant GRF of 1200 N at an angle of 80 degrees from the horizontal. What was his vertical acceleration during landing? If his vertical velocity at initial contact of landing is 3.0 m/s, how much work is required to bring his bo...

Jacklynn draws two adjacent angles that form a right triangle. One angle measures 32°. What is the measure of the other angle?

15 pounds in 6 weeks

What can I study after Grade 12

Its 1b 2 d 3 a just took the test 100% correct i promise