Friday
December 19, 2014

Posts by MArie


Total # Posts: 1,275

Algebra
Solve the following system of equations using the substitution method:5x-7y=-18 and 4x+3y=20
December 13, 2014

Physics help
A soccer player kicks a soccer ball at +10.0 m/s at an angle of 60°. What are the horizontal and vertical components of velocity of the kick? So I got; vx = +8.66 m/s and vy = +5.00 m/s but I feel like I might have gotten the + and - wrongs..Did I mess up on them or did I ...
December 11, 2014

Math
Find an equation of the parabola that has the indicated vertex and whose graph passes through the given point Vertex:2,-1 Point:4,-3
December 6, 2014

Stock question
Thanks
November 13, 2014

Stock question
I have to write about the positive effects of an investor buying stocks of a company but I would like to know about the negative affects so I could add them to my essay but I cant really understand how it could be bad for an investor to buy a stock of a company,.. could you ...
November 13, 2014

english
The fishing having become so poor, we packed up camp and moved to another lake. past participial phrase noun clause adverb clause nominative absolute elliptical clause
November 7, 2014

statistics
Siegel found that elderly people who owned dogs were less likely to pay visits to their doctors after upsetting events than were those who didn’t own pets. Similarly, consider the following hypothetical data. A sample of elderly dog owners is compared to a similar group (...
November 5, 2014

Finance
2. Jamie Thompson is thinking about investing in some residential income-producing property that she can purchase for $200,000. Jamie can either pay cash for the full amount of the property or put up $50,000 of her own money and borrow the remaining $150,000 at 8% interest. ...
November 2, 2014

Calculus
You don't have to derive anything?
November 2, 2014

Calculus
Two lovers have a spat and swear they will never see each other again. The girl walks due south at 6 mph while the boy walks at 10 mph on a heading of North 60 degrees West. How fast is the distance between them changing 30 minutes later?
November 2, 2014

Calculus
Consider the closed curve in the xy plane: 2x^2-2xy+y^3=14 a) show that dy/dx=2y-4x/3y^2-2x (I got this part) b) find equation lines to the curve when y=2 c) if the point (2.5, k) is on the curve, use part b to find the best approximation of the value of k
October 20, 2014

Calculus
Consider the closed curve in the day plane: 2x^2-2xy+y^3=14 a) show that dy/dx=2y-4x/3y^2-2x (I got this part) b) find equation lines to the curve when y=2 c) if the point (2.5, k) is on the curve, use part b to find the best approximation of the value of k
October 20, 2014

Chemistry
Calculate amount of 1 M acetic acid and 1M sodium acetate necessary to prepare 50 ml of a 0.15 M buffer at ph 4.80. (pka acetic acid =4.74)
October 8, 2014

physics
This question is also frustrating me. I just don't a single clue how to do it. A pilot must fly his plane north with a speed of 550 km/hr. A wind of 138 km/hr is blowing at an angle of 31 degrees N of E . What speed does the plane need to keep the desired ground velocity?
October 8, 2014

physics
A boat must head due north across a river channel that has a current of 9 km/hr towards the west. The boat is capable of traveling at 28 km/hr in still water. If the boat heads into the current to keep its true north course, what will be the resultant velocity of the boat? I&#...
October 8, 2014

physics
A bicyclist is pedaling along a road that is sloped upward with angle theta. At which of these road elevation angles must the bicycle wheels exert the greatest force back on the road to move the bicycle forward at the same constant speed?
October 8, 2014

science
The energy of a mole of photons with frequency 6.00x10^14Hz is what in kJ?
September 24, 2014

Algebra
Simplify (4-2i/-10+5i) x (3-i/-3+i)
September 22, 2014

Algebra
Solve -16t^2-8t=10 by completing the square
September 22, 2014

Physics
The velocity of the transverse waves produced by an earthquake is 6.13 km/s, while that of the longitudinal waves is 9.9919km/s. A seismograph records the arrival of the transverse waves 61.5 seconds after that of the longitudinal waves. How far away was the earthquake? ...
September 21, 2014

eng 122
Question 6. 6. When using the BEAM style of evaluation, which of the following is UNLIKELY to occur? (Points : 1) Writers will probably
August 18, 2014

math
what is the difference of complementary and supplementary angles if an acute angle measures 2a+3b
July 4, 2014

english
I still can`t think of a adjective compound that stands behind the noun... Is it possible that somethink like this exisct? because adjectives give nearer information to nouns and therefor they stand before them, or?
July 3, 2014

english
can you think of any other compound behind a noun that is written with a hyphen?
July 3, 2014

english
can you built a sentence where t-none stands after the noun?
July 3, 2014

english
I saw this page, too but wasn't sure wether it is a always the case that it isen't hypaneted. Dict.leocsaid that there are some cases where it is written with hyphen... Tbe explanation said something like if it is commen to write the word with hyphencit is writtencwoth...
July 3, 2014

english
Hey everybody, I have a question about compounds... I think I illustrate it to you best with an example: in "an off-campus apartment" off-campus is written with a hyphen BUT in "The apartment is off campus" we wirte it without an campus. why is it that way...
July 3, 2014

chemistry
What volume of a 0.610 M NH4I solution is required to react with 525 mL of a 0.300 M Pb(NO3)2 solution?
June 23, 2014

chem
how many NaOH are needed to to react with 98.1 mol AlO3
June 22, 2014

accounting
As part of their divorce agreement , Harry transfers to Mary, his former spouse, GM stock with a market value of 30000, Harry had $20000 invested in the stock. How does this transfer affect Harry and what is Mary’s basis in the stock.
June 12, 2014

Algebra confused/Thank you
The function h(x) =1/98x^2 describe the height of part of a roller coaster track where x is the horizontal distance in feet from the center of this section of the track the towers that support this part of the track are the same height and are 150ft apart what is the best ...
June 7, 2014

British Literature
Compare and contrast Samuel pepys's style in his diary entries and Jonathan swifts style in Gulliver's travels. Both John Bunyan and Jonathan swift criticized society. Compare and contrast John Bunyan style in the pilgrims progress and Jonathan swifts style in Gulliver...
May 28, 2014

Business math
The Treasury Department auctioned $21 billion in 3-month bills in denominations of $10,000 at a discount rate of 4.965%. What would be the effective rate of interest? (Use calendar year. Do not round intermediate calculations. Round your answer to the nearest hundredth ...
April 7, 2014

business Math
Please help? The Treasury Department auctioned $21 billion in 3-month bills in denominations of $10,000 at a discount rate of 4.965%. What would be the effective rate of interest? (Use calendar year. Do not round intermediate calculations. Round your answer to the nearest ...
April 7, 2014

business Math
Carl Sonntag wanted to compare what proceeds he would receive with a simple interest note versus a simple discount note. Both had the same terms: $19,500 at 8% for 2 years. Use ordinary interest as needed. a. Calculate the simple interest note proceeds. Can someone help me? ...
April 7, 2014

business Math
You were offered the opportunity to purchase either a simple interest note or a simple discount note with the following terms: $33,353 at 7% for 18 months. a. Calculate the effective interest rate. (Do not round intermediate calculations. Round your final answer to the ...
April 7, 2014

Business Math
Can someone help me with this problem: On September 5, Sheffield Company discounted at Sunshine Bank a $9,000 (maturity value), 120-day note dated June 5. Sunshine’s discount rate was 9%. (Use Days in a year table.) What proceeds did Sheffield Company receive...
April 7, 2014

business Math
Abe Wolf bought a new kitchen set at Sears. Abe paid off the loan after 60 days with an interest charge of $9. If Sears charges 10% interest. What did Abe pay for the kitchen set? (Use 360 days a year. Do not round intermediate calculations.)
April 3, 2014

business mat
Abe Wolf bought a new kitchen set at Sears. Abe paid off the loan after 60 days with an interest charge of $9. If Sears charges 10% interest. What did Abe pay for the kitchen set? (Use 360 days a year. Do not round intermediate calculations.)
April 2, 2014

business mat
Carol Miller went to Europe and forgot to pay her $740 mortgage payment on her New Hampshire ski house. For her 59 days overdue on her payment, the bank charged her a penalty of $15. What was the rate of interest charged by the bank?
April 2, 2014

business mat
On September 14, Jennifer Rick went to Park Bank to borrow $2,500 at formula9.mml interest. Jennifer plans to repay the loan on January 27. Assume the loan is on ordinary interest. (Use Days in a year table.) a. What interest will Jennifer owe on January 27? (Do not round ...
April 2, 2014

business Math
Lane French had a bad credit rating and went to a local cash center. He took out a $100 loan payable in two weeks at $115. What is the percent of interest paid on this loan? (Do not round intermediate calculations. Round your answer to the nearest whole percent.)
April 2, 2014

Business Math
Joanne and Ed Greenwood built a new barn with an attached arena. To finance the loan, they paid $1,307 interest on $45,000 at 4.0%. What was the time, using exact interest? (Do not round intermediate calculations. Round up your answer to the nearest day.) Please help!
April 2, 2014

math angles
thank you ms. sue
April 1, 2014

Calculus
You are given a piece of sheet metal that is twice as long as it is wide an has an area of 800m^2. Find the dimensions of the rectangular box that would contain a max volume if it were constructed from this piece of metal by cutting out squares of equal area at all four ...
March 26, 2014

english
Identify the number of independent and subordinate clauses in the following group of words. If you could come in on Sunday, that would be great
March 25, 2014

Physics
You have been asked to design a "ballistic spring system" to measure the speed of bullets. A bullet of mass m is fired into a block of mass M. The block, with the embedded bullet, then slides across a frictionless table and collides with a horizontal spring whose ...
March 23, 2014

english
17. In which sentence is the word but used as a preposition? A. John liked baseball but not football. B. We would like to visit the Grand Canyon, but our vacation time is up. C. Children should be seen but not heard. D. None but the brave shall enter in.
March 21, 2014

probability
a multiple choice test consists of 8 questions, each with 4 possible answers but only one of which is correct.what is the probability that an unprepared student will, by chance, get, a. all correct answers, b. exactly 5 correct answers, c. at most 4 correct answers, d. at most...
March 12, 2014

probability and statistics
a multiple choice test onsists of 8 questions, each with 4 possible answers but only one of which is correct.what is the probability that an unprepared student will, by chance, get, a. all correct answers, b. exactly 5 correct answers, c. at most 4 correct answers, d. at most ...
March 12, 2014

URGENT physics
The escape velocity of a bullet from the surface of planet Y is 1695 m/s. Calculate the escape velocity from the surface of the planet X if the mass of planet X is 1.37 times that of Y, and its radius is 0.887 times the radius of Y (in m/s).
March 11, 2014

URGENT physics
M1 is a spherical mass (38.6 kg) at the origin. M2 is also a spherical mass (10.3 kg) and is located on the x-axis at x = 59.8 m. At what value of x would a third mass with a 20.0 kg mass experience no net gravitational force due to M1 and M2?
March 11, 2014

physics
The escape velocity of a bullet from the surface of planet Y is 1695 m/s. Calculate the escape velocity from the surface of the planet X if the mass of planet X is 1.37 times that of Y, and its radius is 0.887 times the radius of Y (in m/s).
March 11, 2014

physics
Find the speed of a satellite in a circular orbit around the earth with a radius 2.69 times the mean radius of the earth; Radius Earth= 6.37E+3km; Mass Earth= 5.98E+24kg.
March 11, 2014

physics
M1 is a spherical mass (38.6 kg) at the origin. M2 is also a spherical mass (10.3 kg) and is located on the x-axis at x = 59.8 m. At what value of x would a third mass with a 20.0 kg mass experience no net gravitational force due to M1 and M2?
March 11, 2014

physics
The builders of the pyramids used a long ramp to lift 21000-kg (21-ton) blocks. If a block rose 1.0 m in height while traveling 21 m along the ramp’s surface, how much uphill force was needed to push it up the ramp at constant velocity?
February 26, 2014

Physic
a bullet is fired from at a shooting range. The bullet hits the ground after .32 seconds. How far did it travel horizontally and vertically in this time if it was fired at a velocity of 1100 m/s?
February 11, 2014

English
You're suppose to have answers there and then let Ms. Sue check it.
January 30, 2014

Science
Oh ok good. Thanx again!
January 30, 2014

Science
Does anybody know?
January 30, 2014

Science
Which of the following shows the correct order from coldest to hottest average annual temperature? a. Taiga-Tundra-Rainforest-Temperate forest b. Rainforest-Temperate forest-Taiga-Tundra c. Temperate forest-Taiga-Tundra-Rainforest d. Tundra-Taiga-Temperate forest-Rainforest*
January 30, 2014

Science
Yay! Thanx!
January 30, 2014

Vocabulary
8. Do you think the United States should take the___ in trying to bring about a compromise peace in the region? initiative
January 24, 2014

English
Did you eat my cookies while I was soundly sleeping? Can somebody help me with an interogative sentence with the same parts of speech as in the above sentence?
January 23, 2014

Math!
Please Please Please help me! I'm really behind and need to get this done and i'm really confused. 1. 5h – 9 = –16 + 6h (1 point) 4 –7 7 10 2. 4x + 4 = 9x – 36 (1 point) –8 –7 8 –3 3. Which of the following equations has an infinite ...
December 16, 2013

magnetic field
A straight copper wire that is 1 milimeter in diameter carries a current of 20 miliamps. Whas the magnitude of the largest magnetic field created by this wire in Tesla?
December 16, 2013

Science!
Whoops!! Can someone please check these and if they're wrong help me correct them? Thanks! :)
December 6, 2013

Science!
2. Which waves have the longest wavelength and lowest energy on the electromagnetic spectrum? (1 point) X-rays infrared radio waves gamma rays*** 3. What is true about X-rays and microwaves? (1 point) X-rays have greater speed than microwaves. X-rays have greater amplitude ...
December 6, 2013

Western Civ.
Thank you! - Oh and by the way, I should probably let you know that I know that Napoleon was dead before WWI, but his actions caused a chain of reactions that led to WWI. I just needed to know what those actions were. Thanks, once again
December 4, 2013

Western Civ.
How did Napoleon cause WWI?
December 4, 2013

COM321: Communication Theory
Sue has given campus tours to prospective students for so long that she knows exactly what to do next. Her knowledge of the sequence of actions involved in giving a tour is
December 2, 2013

History!!!!
Please Please Please Check my answers!! 1. The leaders of the Virginia Company recruited more settlers and reorganized the colony. They allowed the new settlers to own land. Those settlers began to grow tobacco, a crop they learned about from the Indians. By 1612, Virginians ...
November 7, 2013

Sowela
Two objects of the same size fall from a tall building , object A=6kor B=12k which hits the ground first
November 1, 2013

Science
What if you quadruple the force and keep the mass constant, what will happen to the resulting acceleration?
November 1, 2013

Mcneese
What if you quadruple the force and keep the force constant what will happen to the resulting acceleration?
November 1, 2013

Science
Which statement is true regarding nuclear energy?
October 27, 2013

business math
10. Simms Trucking Company received an invoice showing 20 tires at $99.00 each, 16 tires at $120.00 each, and 12 tires at $150.00 each. Shipping terms are FOB shipping point. Freight is $350.00; trade discount is 12/4; and a cash discount of 2/10, n30 is offered. Assuming ...
October 9, 2013

Science~
Please! Please! Please help me really quick! Pleae check my answers! 1. A population of oak trees growing in a region in Canada experiences a change in climate to much colder temperatures and much drier conditions than they have had for many decades. What determines how this ...
October 8, 2013

chemistry
A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.77 nm. It then gives off a photon having a wavelength of 1100 nm. What is the final state of the hydrogen atom
October 2, 2013

History!!
Thank you Mrs.Sue! :)
October 1, 2013

History!!
6,9,12,13
October 1, 2013

History!!
Here ya go! :) don't worry about the map. because i can't get it to copy! 1. Which of the following describes the role of an anthropologist? (1 point) a person who studies the origin and development of humans*** a person who searches for artifacts from prehistoric ...
October 1, 2013

History!!
PLEASE PLEASE PLEASE HELP ME!! <3 1. Which of the following describes the role of an anthropologist? (1 point) a person who studies the origin and development of humans*** a person who searches for artifacts from prehistoric people a person who excavates remains from early ...
October 1, 2013

History!
Nevermind! I got it now!!
October 1, 2013

History!
Please please help me! :(
October 1, 2013

History!
***IGNORE THE CHARTS/GRAPH QUESTIONS!! UNLESS YOU KNOW THE ANSWER OR HAVE SEEN THE CHARTS! THANKS!! :) *** For whom was South Carolina named? (1 point) Queen Caroline King Charles I**** King Charles II Queen Elizabeth 2. What is an important reason to study the history of a ...
October 1, 2013

Math!
Steve, I tried it that way but i never get the right answer! i'm still so confused.
September 27, 2013

Math!
Please help me! I do not under stand any of this! I know i should do it on my own. but please help me!! 1.(6.0 x 10^5) x (3.0 x 10^4) = (1 point) 18 x 10^20 18 x 10^9 1.8 x 10^20 1.8 x 10^10 2. (5 x 10^–2) ÷ (2 x 10^3) = (1 point) 2.5 x 10^-5 2.5 x 10^-1 25 x 10^1 ...
September 27, 2013

Language Arts
9. Read the following sentence: Brian, would you please take that binder to Mrs. Smith with the red cover? What is the best way to correct the misplaced modifier in the above sentence? (1 point) a. Brian, would you please take that binder with the red cover to Mrs. Smith? b....
September 26, 2013

College Math
Brandywine Homecare, a not for hire business, had revenues of $12 million in 2011. Expenses other than depreciation totaled 75 percent of revenues, and depreciation expense was $1.5 million. All revenues were collected in cash during the yar and all expenses other than ...
June 30, 2013

Chemistry
Sea water contains an average of 1.08 x 10^3 ppm of Na+ ion. Calculate the molar concentration of Na+ given that the average density of sea water is 1.02 g/ml.
June 12, 2013

240
Design a series of three presentations/activities for parents and students at your school wherein cultural diversity is honored and respected. Your plan should include a purpose for each activity, a description of the target group you are addressing, an explanation of the ...
June 10, 2013

math
identify the variable, population and is this quantitative or qualitative The archaeological site of Tara is more than 4000 years old. Tradition states that Tara was the seat of the high kings of Ireland. Because of it's archaeological importance, Tara has received ...
June 8, 2013

Spanish
1)No tengo tiempo para arreglar mi cuarto. Voy a poner la ropa _____ de la cama. Nadie puede verla. A. encima B. debajo C. delante D.al lado I said B 2) He probado el cafè sòlo _______; no me gusto. A. una vez B. siempre C. nunca D. casi nunca I said A 3) ¿...
May 26, 2013

physics
thus far in the course we have ignored that on the earths surface an object must have a slightly unbalanced force to rotate with the earth, pretending that the normal force precisely balances the objects weight. A student with a mass of 65.0kg stands at the equator. The radius...
May 14, 2013

physics
the space shuttle typically orbits 400 km above the earths surface. The earth has a mass of 5.98 * 10^24 kg and a radius of 6380km. A) How much would a 2000 kg part for the space station weigh when it has been lifted to that orbit in the shuttles cargo bay? B)Use your result ...
May 14, 2013

MATH
if $250.00 IS INVESTED AT 6% COMPOUNDED MONTHLY WHAT IS THE AMOUNT AFTER 8YEARS
May 3, 2013

Chemistry
DrBob I wrote back and wanted to know if I did it right can you check my answers please
April 30, 2013

Chemistry
Consider 18.0 M H2SO4, if you need to make 250.0 mL of a 3.0 M solution of H2SO4, how would you do this? 18.0 M H2SO4 has a density of 1.84g/mL what is the molality of solution? Mass % of H2SO4 in the solution and the mol fraction of H2SO4 and water in the solution?
April 30, 2013

chemistry
#1 250mL x 3.0 M/18.0M = 41.67mL? #2 molality of solution??? Mass % 1764/1840x100= 95.87% Mol fraction...H2SO4. 18/22.2=.81 H2O 4.2/22.2=.18
April 29, 2013

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