Questions Asked on
September 28, 2013

physics
major leaguer hits a baseball so that it leaves the bat at a speed of 29.0m/s and the angles of 36.9 above horizontal ignore resistance what two time is the baseball at a height of 10.0m above the point at which it left the bat? *what two times is the
asked by deb 
Chemistry
A mixture of C3H8 and C2H2 has a mass of 2.6g . It is burned in excess O2 to form a mixture of water and carbon dioxide that contains 1.6 times as many moles of CO2 as of water. Find the mass of C2H2 in the original mixture.
asked by bobert 
macroeconomic
Secondhand smoke globally kills more than 600,000 people each year, accounting for 1 percent of all deaths worldwide, according to a new study. . . . Researchers estimated that annually secondhand smoke causes about 379,000 deaths from heart disease,
asked by minhvu 
Science
Model and explain the steps of Mitosis and Meiosis. Explain the difference between the two. Identify the process on how organisms grow old and replace old or damaged cells Identify the process for sexual reproduction why is it necessary and how does it
asked by Steve 
math
Suppose water flows from a shower at a rate of 0.32 cubic feet per minute. Do you use more water by taking a 12minute shower or by filling a bathtub with 0.4 cubic yards of water, and by how much?
asked by Anonymous 
Science
Model and explain the steps of Mitosis and Meiosis. Explain the difference between the two. Identify the process on how organisms grow old and replace old or damaged cells Identify the process for sexual reproduction why is it necessary and how does it
asked by Steve 
Geography (Ms. Sue)
Where are Europe's major peninsulas located in relation to each other? (The peninsulas my textbook refers to are the Iberian, Italian, Balkan, Jutland, and the Scandinavian Peninsula.)
asked by Anonymous 
Chemistry
A mixture of C3H8 and C2H2 has a mass of 2.6g . It is burned in excess O2 to form a mixture of water and carbon dioxide that contains 1.6 times as many moles of CO2 as of water. Find the mass of C2H2 in the original mixture.
asked by bobert 
Social Studies
What is one way that the people have changed the environment in parts of West and Central Africa? a. They have made all of the land arable b. They have cut down trees faster than they can grow back c. They do not use any land for farming d. They use all of
asked by Anonymous 
physics
A shopper in a supermarket pushes a loaded cart with a horizontal force of 13 N. The cart has a mass of 36 kg. The acceleration of gravity is 9.8 m/s 2 . Disregarding friction, how far will the cart move in 4.5 s, starting from rest? Answer in units of m
asked by Anonymous 
physics
How many revolutions per minute would a 16m diameter Ferris wheel need to make for the passengers to feel "weightless" at the topmost point? All I want to know is where do I start? I thought I would set a(centripital accelteration) = (9.8 m/s^2)?
asked by girlwithaquestion 
Science (Graphing) ASAP
Maria walks at a constant speed of 2 m/s for 8 seconds. a. Draw a speed vs. time graph for Maria’s motion. b. How far does she walk? I wanted to know what numbers would be on the time (x vaule) I know the Y is the position (2,4,6,8,10,12 etc)
asked by unknown 
A Thankless Experience
I really need help on this question it is worth 5 marks. The question is: Explain how "A Thankless Experience" is a satire with support with direct reference to the essay. The short essay is called A Thankless Experience by Stephen Lautens' Thank you :)
asked by ANDY 
Chemistry
What are the benefit of letting the solutions of HCl(aq) and NaOH(aq) sit overnight?
asked by Quratulann 
Math
A group medical practice has 40,000 patients. Charts vary in thickness from 1/4 to 1 inch thick. The average of all charts is 1/2 inch thick. Using the average 1/2inch thickness, how many inches of shelf space will be required for 40,000 charts? The
asked by Lysa 
Geography (Ms. Sue)
1). Which mountains hinder travel between Spain and France? A: The Pyrenees Mountains hinder travel between Spain and France. 2). Which mountain ranges are in Easter Europe? A: The Carpathian and Balkans Mountain ranges are located in Eastern Europe? 3).
asked by Anonymous 
chem
Help a brother out!!! please!!!Nitroglycerin, C3H5N3O9 decomposes to form N2,CO2,H2O, and O2 4(C3H5N3O9)> 6N2+12O2+10H20+O2 a)How many grams of water would be produced if 75g of nitroglycerin decompose? b)The creation of 3.89 moles of C02 would require
asked by bob 
ap chemistry
A total charge of 96.5 kC is passed through an electrolytic cell. What mass of silver metal will be produced from a silver nitrate solution? Answer in units of g
asked by Gabriella 
Geography (Ms.Sue)
1). Why did the Dutch build seaworks? A: The Dutch built seaworks to hold back the sea and provide places to go for safety during floods and high tides. 2). Which regions have the harshest, coldest climates? A: Eastern Europe, Finland, eastern parts of
asked by Anonymous 
geometry
1) A billboard on level ground is supported by a brace, as shown in the accompanying diagram. The measure of angle A is 15 degrees is greater than twice the measure of Angle B. Determine the measure of Angle A and the measure of angle B.
asked by lili 
physics
At time t=0, a 2150kg rocket in outer space fires an engine that exerts an increasing force on it in the +xdirection. This force obeys the equation Fx=At2, where 1.45s is time, and has a magnitude of 781.25N when t = 1.45s . Find the SI value of the
asked by lhyra 
physics
Two blocks of masses m and 2m are held in equilibrium on a frictionless incline as in the figure. In terms of m and θ, find the following.
asked by kay 
Math
An investment broker wants to invest up to $20,000. She can purchase a type A bond yielding a 10% return on the amount invested, and she can purchase a type B bond yielding a 15% return on the amount invested. She wants to invest at least as much in the
asked by Ally 
math/economics
given Q80=10P and Q10P=0 what is the demand and supply curve?
asked by dino 
Geography (Ms. Sue)
1). How do the North Atlantic Drift and the prevailing westerlies affect Europe's climate? A: The North Atlantic Drift, which is carried by the prevailing westerlies, brings a moderate temperature to much of Europefrom northern Spain across most of
asked by Anonymous 
physics
a single bead can slide with negligible friction on a wire that is bent into circular loop of radius 15 cm an in the figure. the circle is always in a vertical plane and rotates steadily about its vertical diameter with a period of 0.450 s. the position of
asked by hosni 
Chemistry
Calculate the density of a substance in pennyweights that has a volume of 0.287hogsheads and a mass of 55.25kg. 1 pennyweight= 1.55g 1 hogshead=238.5 liters 1 peck=9.091 liters Answer in pw/pk.
asked by Kacie 
physics
A rollercoaster car with a mass of 550 kg starts at rest from a point 46 m above the ground. At point B, it is 23 m above the ground. [Express your answers in kilojoules (kJ).] (a) What is the initial potential energy of the car? Incorrect: Your answer is
asked by Tammy 
Vocabulary Studies
Imagery is figurative language that evokes mental pictures, usually by appealing to our five senses. Imagine that you are standing on the beach in the picture. Write a paragraph of at least 5 complete sentences using imagery to describe your imagined
asked by Andrew 
us history
Why were the British more successful than the Spanish in colonizing North America? Select one: a. They found more gold. b. They had a stronger military. c. They attracted more immigrants. d. They bonded with Native American populations. On the heels of
asked by john 
PHYSICS
A rod 14.0 cm long is uniformly charged and has a total charge of 20.0 µC. Determine the magnitude and direction of the electric field along the axis of the rod at a point 36.0 cm from its center. N/C
asked by physics 
PreCalculus
If a manufacturer has fixed costs of $ 300 , a cost per item for production of $ 60 , and expects to sell at least 100 items, how should he set the selling price to guarantee breaking even? I set up the cost function by writing 300 + 60x, but I don't know
asked by Ann 
us history
What were religious groups who came to the New World looking for? a. Religious freedom for all religious groups. b. Equality for all. c. To avoid religious and civil persecution. d. To expand their religion throughout the colonies. A For what reason did
asked by john 
Literature
The religious revivals of nineteenthcentury America included people who became very excited, claiming that God spoke to them directly. These people were called A. literalists. B. revivalists. C. Bible beacons. D. enthusiasts. I think it's C.
asked by Anonymous 
PHYSICS
A rod 14.0 cm long is uniformly charged and has a total charge of 20.0 µC. Determine the magnitude and direction of the electric field along the axis of the rod at a point 36.0 cm from its center. N/C
asked by physics 
math
Perry and Barry ran an 120meter race. When Barry crossed the finish line, Perry had run only 105 meters. Then they ran a second race, with Barry starting 15 meters behind the starting line. Assuming that both runners ran at the same pace as in the first
asked by Anonymous 
AP Chemistry
A total charge of 96.5 kC is passed through an electrolytic cell. What mass of copper will be produced from a copper(II) chloride solution? Answer in units of g
asked by Gabriella 
PHYSICS
Two protons in a molecule are 3.80 multiplied by 1010 m apart. Find the electrical force exerted by one proton on the other. Magnitude N (b) State how the magnitude of this force compares with the magnitude of the gravitational force exerted by one proton
asked by physics 
chem
Table salt, NaCl(s), and sugar, C12H22O11(s), are accidentally mixed. A 5.50g sample is burned, and 3.10 g of CO2(g) is produced. What was the mass percentage of the table salt in the mixture?
asked by tata72 
U.S. and Global Economics
I'm in need of help really bad. I been sitting here( I got a serious butt ache) trying to figure out this answers and I only got question one. Plz at least explain these questions to me. I would highly appreciate it. :) you don't need to explain # 1 I got
asked by Mary 
us history
Which of the following reasons allowed Great Britain to further its colonization in the New World?
asked by Miai 
Geography (Ms. Sue)
What are examples of an environment changed by humans? A: Examples of an environment changed by humans include the construction of polders and canals.
asked by Anonymous 
physics
A magnetic field is applied to the plain of a flat coil of copper wire. The time variation of the magnetic flux density is given by Bosinwt.At which of the following values of t is the magnitude of the emf induced in the coil a
asked by Roy 
Physics
A truck of mass 8,000 kg is traveling along a level road at an initial speed of 25 m/s. The driver then shifts into neutral so that the truck is coasting, and the truck gradually slows to a final speed of 13 m/s. (a) Find the total work done on the truck.
asked by Chelsea 
college physics
Two protons in a molecule are 3.80 multiplied by 1010 m apart. Find the electrical force exerted by one proton on the other. Magnitude N (b) State how the magnitude of this force compares with the magnitude of the gravitational force exerted by one proton
asked by physics 
math
Chip’s Home Brew Whiskey management forecasts that if the firm sells each bottle of SnakeBite for $20, then the demand for the product will be 15,000 bottles per year, whereas sales will be 91 percent as high if the price is raised 11 percent. Chip’s
asked by Anonymous 
Finance
You take out a 30 year $100000 mortgage loan with an apr of 6% and monthly payments. In 12 years you decide to sell your house and pay off the mortgage. What is the principle balance on the loan?
asked by Jessica 
MATH
Anna has a bag of chocolates and a bag of caramels. If she gives an equal amount of each type of candy to each of her 7 friends, she is left with 5 chocolates and 1 caramel. Which of the following could be the total number of chocolates and caramels that
asked by Anonymous 
chemistry
Calculate the heat that must be supplied to a 488 g stainless steel vessel containing 441 g of water to raise its temperature from 38.7◦C to the boiling point of water 100◦C.
asked by kaleb 
computer sicence C++
Americans spell differently from Canadians. Americans write "neighbor" and "color" while Canadians write "neighbour" and "colour”. Write a program to help Americans translate to Canadian. Your program should interact with the user in the following way.
asked by Riana 
Physics
Two spheres are cut from the same uniform rock. One has a radius r1 = 4.50 x 102 m and mass M1. The mass of the second sphere is M2 = 5M1. What is the radius of the second sphere?
asked by Joe 
Math
return on investment assuming that she (a) pays the full $200,000 from her own funds or (b) borrows $150,000 at 8%. Then discuss the effect, if any, of leverage on her rate of return. (Hint: Earnings before interest & taxes minus Interest expenses (if any)
asked by Yolanda Hall 
Social Studies (History)
What were the materials to construct the transcontinental railroad? I already knew the railroad was mostly constructed by hand by thousands of workers, but i need help to find out what kind of materials they used to build and construct the railroad. Also,
asked by Monica 
Social Studies (History)
What are some shortterm causes (if any) of the transcontinental railroad?
asked by Monica 
Math
Convert each of the following numbers from scientific to ordinary notation and write its name. 2 x 10^2 Can you explain or clarify this problem? Thank you.
asked by JAnonymous 
Math
Convert each of the following numbers from scientific to ordinary notation and write its name. 2 x 10^2 Can you explain or clarify this problem? Thank you.
asked by JAnonymous 
math
If a job takes 64 men to complete in 15 days, how many more men will take to complete the job in 12 days?
asked by mike 
physics
the substance which allows heat radiations to pass through is.a)iron b)water vapour c)wood d)dry air
asked by sweety. 
finance
Chip’s Home Brew Whiskey management forecasts that if the firm sells each bottle of SnakeBite for $20, then the demand for the product will be 15,000 bottles per year, whereas sales will be 91 percent as high if the price is raised 11 percent. Chip’s
asked by trixie 
physics
From the edge of the rooftop of a building, a boy throws a stone at an angle 26.1° above the horizontal. The stone hits the ground 4.25 s later, 103m away from the base of the building (b) Find the initial velocity of the stone. (c) Find the initial
asked by mia 
PHYSICS
A 3.8kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 2.1 m/s2, find the force exerted by the rope on the bucket.
asked by Jackie 
Grade 12 University Chemistry
Hi, i have a project for chemistry, i have to choose a scientist (i chose Micheal Smith) his career is biochemistry and i have to create a career related to biochemistry.. Question: After finding the famous chemist and then using their field of chemistry,
asked by Sky 
mathematics
in a round robin tennis tournament involving 7 players, each player will play every other player twice. How many total matches will be played in the tournament? a. 21 b.28 c. 42 d. 48 e. 56
asked by Gregory Farber 
Computer Science
I need help with this problem. I don't know how to set it up correctly. Input a list of positive numbers (terminated by 0)into an array, and output the result. Use a subprogram to output the numbers, a function to find the mean, an a subprogram to output
asked by Sandy 
finance
5.Capital Co. has a capital structure, based on current market values, that consists of 21 percent debt, 9 percent preferred stock, and 70 percent common stock. If the returns required by investors are 10 percent, 12 percent, and 17 percent for the debt,
asked by trixie 
law
explain how criminal justice responses may be formed based on the assumptions of the Rational Theory.
asked by Patiance 
dress making
wanted some help with questions 1. You would like to add a row of tow metallic threads around the wrist of a dress made out of voile . what sewing method should be used to attach them?
asked by juliet 
Math
9x^4  148x^2 + 64
asked by Jess 
chem
How many grams of NH3 are required to make 52.7g H2O in the following reaction : 4NH3+6NO>5N2+6H2O
asked by bob 
math
For all x greater than 2, let *x be defined as the sum of the positive integers less than x. What is the value of *16  *13?
asked by Anonymous 
math
X3Y+5YX = 1,33X In the correctly worked addition problem above, X and Y represent 2 different digits. What digit does X represent? a. 0 b. 1 c. 4 d. 8 e. 9
asked by Anonymous 
English on different cultures
Why do many people across the world watch korean dramas instead of their own culture dramas?
asked by Sky 
SAT prep help
Set M consists of the consecutive integers from 15 to y, inclusive. If the sum of all the integers in set M is 70, How many numbers are in the set?
asked by Anonymous 
SAT math
Set M consists of the consecutive integers from 15 to y, inclusive. If the sum of all the integers in set M is 70, How many numbers are in the set? SAT prep help  Anonymous, Saturday, September 28, 2013 at 3:16pm a. 33 b. 34 c. 35 d. 36 e. 37
asked by Anonymous 
Math
Solve x^2+1=0.
asked by Brian 
Math
Solve for a and b. 2aai5b=0, a2bbi=0. Where i is complex number.
asked by Brian 
early childcare
which one of the following states the principles by which each individual can measure and govern professional behavior?
asked by Anonymous 
scince@@@
i have to make a model for science fair. Any new development!. So please give me only idea that which new development can be possible with the help of eddy currents or induction of emf...........
asked by edward 
quantum physics
!@#$%^& 6 q6:Now, consider the case where N4 elements are marked instead of just one. If we run one iteration of Grover's algorithm and measure, what is the probability that we see a marked element? q7: Which of the following observables correspond to a
asked by jj 
Math factoring
Show all work and factor completely. 6a^2+5a4 (6a^2+8a)(3a4) 2a(3a+4)1(3a+4) (3a+4)(2a+1) Is this correct?
asked by Greg 
physics
Air is blowing with a wind speed of 35 [mi/hr] eastward relative to the ground.Find the velocity of an eagle relative to an observer on the ground if the eagle is flying at a speed of 22 [mi/hr] westward “against” the wind.
asked by ad 
grd 12 U chemistry
Hi, i have a project for chemistry, i have to choose a scientist (i chose Micheal Smith) his career is biochemistry and i have to create a career related to biochemistry.. Question: After finding the famous chemist and then using their field of chemistry,
asked by Sky 
Average deviation
If I'm asked for the average deviation, what is the unit I should use for the answer?
asked by Nancy 
Chemistry
The question asks me to find the absolute error using the true value=.1025M, and the mean=.1077 The answer I got was .0052...how would I convert this to 4 significant figures? (since the values have 4 significant figures)
asked by kristine 
math
For all x greater than 2, let *x be defined as the sum of the positive integers less than x. What is the value of *16  *13?
asked by Carly 
math
X3Y+5YX = 1,33X In the correctly worked addition problem above, X and Y represent 2 different digits. What digit does X represent? a. 0 b. 1 c. 4 d. 8 e. 9
asked by mike 
Edu
How can data from various sources relating to the learners' progress be used as a tool to drive the standardsbased instruction?
asked by Gwen 
MATH
What is the smallest integer greater than 5 that leaves a remainder of 5 when divided by any of the integers 6,8, and 10?
asked by Anonymous 
Second Grade Reading
Hello. I am a tutor. I tutor second grade students. I need a good website that will give me great tips on how I can better teach my students how to read, spell, and pronounce words. Can you please help me find a website like that?
asked by Qiayamah 
physics
A ball is dropped from a height of 168 m. What is the ball height from ground after 2.24 sec of falling?
asked by Anonymous 
mathematics
If a and b are positive integers, a+b
asked by Anonymous 
Grammar ASAP
list words in order from positive to negative: speak discuss converse chat communicate lecture advise reproach pontificate rebuke state utter declare gossip orate mention describe suggest
asked by unknown 
COMPUTER
Write a 200 to 350word paper that describes the distinctions of data and information and briefly explains the process a computer uses to convert data into information. • Consider the following: Computers use a completely different language than people,
asked by Anonymous 
Intermediate Algebra
The homework assignment is to explain in a paragraph how to simplify 16 1/2 .
asked by Kimberly Williams 
Intermediate Algebra
The homework assignment is to describe in a paragraph how to simplify square root of 100.
asked by Kimberly Williams 
Math (Algebra 2)
Source: At the end of 1993, scientists tracked 1550 nonfunctional components in orbit and projected 42 such objects are added each year. Suppose that an average of 15 of these are brought back to Earth each year. Question: Write the function "R" that
asked by Ashley 
economics
given Q80=10P and Q10P=0 what is the demand and supply curve?
asked by dino 
Math
Solve x^2+1=0.
asked by Brian 
math
convert from decimal to the indicated base. 56 to base 5. i know theres long division involved but i have no idea what to do after. i did 5\56 & got 11 then 5/11 & got 2 & then 5/2 to finally get a remainder of 0 what do i do now!?
asked by lisa 
Socials
1. A description of life in 17th century ENgland according to a member of the roundheads. 2. The roundheads views on civil rights. Thanks! :)
asked by Beth 
math
Split 597 into three parts such that these are in A.P. and the product of the two smallest parts is 796.
asked by Neil 
law
how criminal justice responses may be formed based on the assumptions of The Sutherland’s theory of differential Association.
asked by Patiance 
Chemistry
Calculate the magnitude of the cohesive energy of potassium iodide (KI). The ionic radii of K+ and I−, are 152 pm and 206 pm, respectively. Assume the Born exponent n is 10. Assume a Madelung constant of 1.7. Please report your answer in kJ/mol or how to
asked by Anon 
Chemistry
Calculate the magnitude of the cohesive energy of potassium iodide (KI). The ionic radii of K+ and I−, are 152 pm and 206 pm, respectively. Assume the Born exponent n is 10. Assume a Madelung constant of 1.7. Please report your answer in kJ/mol or how to
asked by Anon 
Dma 040
V=1/3ah, V=21,h=3, solve
asked by Bridget 
Physics Changing Acceleration
Derive position, velocity, and acceleration kinematics equations for an object undergoing a changing acceleration? I understand that somehow we need to get (∆a/∆t) as the change in acceleration into the kinematic equations but I really don't know where
asked by K 
Insurance Policies
What is the difference between Medicare and Medicaid? What is a copayment? Deductibles? What is it with Obama's Health Care Plan? Why do we need insurances?
asked by J.C. 
Reading Honors
is this a good essay. please help me on words that will make the essay better, advice if any sentence is wrong. and anything that can make the essay sound more mature/professional than what it is, punctuation, capitalization, clarity, etc. A good argument
asked by loli 
math
(x^2 + x) / x3x (4) = ? Please answer and explain
asked by Tomas 
math
The area of a parallelogram is represented by x^27x8 and its height is represented by x+1, what would the base of the parallelogram be? I am not sure how to do this. Would you divide the area by the height? would it be x8 Thank you for your help
asked by B8 
math
deductive or inductive reasoning? check my answers? If you square a positive number, you will get a positive number. The number 3 is positive. Therefore, 3^2 is a positive number. I say its inductive. The best player on our team this year attended a
asked by penny 
Calculus & Vectors
Sketch the sets of complex numbers that would satisfy the following equations. a)z=2 b)z=2 c)(5,4) d)(sqrt2, sqrt2) Also, please explain how to do it. Thanks.
asked by Rayne 
englsih
hello i would like help to find information on a play called uncle vanya and information about the author chekhov
asked by stephanie 
philosophy logic
Natural Deduction Proof Help? Having trouble with these two 1. 1 ~Y ⊃ ~L 2 W v ~Y 3 W ⊃ ~B / ~B v ~L 2. 1 ~U • (G = ~T) 2 (~U v D) ⊃ (W • ~R) / W • ~U
asked by Rick 
law
I need help finding information on number of inmates who are currently incarcerated in prisons (both state and federal) in the U.S.
asked by Patiance 
math
7√x +16=79, What is the value of x? a. 3 b. 6 c. 9 d. 27 e. 81
asked by Carly 
math
x, y, 3y If the average (arithmetic mean) of the 3 numbers above is 3x and x≠0, What is y in terms of x?
asked by mike 
Social studies
1. A description of life in 17th century England according to a member of the roundheads. 2. The roundheads views on civil rights. Please help quick! (Ms. Sue)
asked by Katy 
Math
If c and d are integers, d is divisible by 30, and cd is divisible by 20, c must be divisible by which of the following? a) 2 b) 4 c) 5 d) 6 e) 10
asked by Anonymous 
physics
A car traveling at 3.2 m/s accelerates at the rate of +0.68 m/s2 for an interval of 8.0 s. Find vf.
asked by Marco 
Math
screen sizes (TVs, computers) are given by measuring the length of the diagonal. If the base length of a 40inch TV is 32", what is the surface area of the TV screen?
asked by Evelyn 
math
x, y, 3y If the average (arithmetic mean) of the 3 numbers above is 3x and x≠0, What is y in terms of x?
asked by Anonymous 
Leiningen Versus the Ants” by Carl Stephenson.ASAP
Okay, so I really need help, I have read the story, but I realy need help. Has anyone read "Leiningen Versus the Ants” by Carl Stephenson. Before. I really need help so please help.
asked by rockrboiluvr14 
Math
1) Describe the relationships you discovered in the Fibonacci sequences. 2) what strategies did you use to search for relationships. 3)how many examples of a relationship do you need to check before you start to believe that the relationship might be true
asked by Saru 
Geography
For this question, you need to apply what you learned about temperature controls to two locations on Earth. Discuss how the 5 factors influencing temperature patterns effect St. Louis, Missouri (38°39' N, 90°W; elevation 535 ft) and Singapore (1°24'N,
asked by Lexi 
Social Studies (History)
1) What are the materials the workers used to construct the first transcontinental railroad? 2) What are the materials in the railroad? 3) What are the longterm and shortterm causes of the transcontinental railroad (if there are any shortterm causes)? I
asked by Monica 
u
What is the magnitude of the energy of a bond formed between a potassium (K+) cation and an iodide (I−) anion? The ionic radii of K+ and I−, are 152 pm and 206 pm, respectively. Assume the Born exponent n is 10. Please report your answer in joules.
asked by solid chem 
math
can you tell me if I factored this correctly and completely? 2x^3+6x^2+3x+9 (2x^3+6x^2)+(3x+9) 2x^2(x+3)+3(x+3) (x+3)(2x^2+3) Thank you for your help
asked by B8 
PreCalculus
A machine worth $ 11000 new and having a scrap value of $ 10995.6 is to be depreciated over a 4.4 year life. Find the function that describes straight line depreciation for this situation. At what time will the machine be worth $ 10997.8 according to this
asked by Ann 
math
in a round robin tennis tournament involving 7 players, each player will play every other player twice. How many total matches will be played in the tournament? a. 21 b.28 c. 42 d. 48 e. 56
asked by Anonymous 
Math
Simplify: (1/5x^4+1/3xy^2+1/2y^2)+(6/5x^2y^2+2xy^2+11/6y^2)
asked by Mike 
mathematics
If 2x+3y=7 and 4x5y=12, what is the value of 6x2y? a. 5 b. 8 c. 15 d. 17 e. 19
asked by Gregory Farber 
math
how do you figure out the pattern of 1,4,9,16?
asked by jess 
physics
You plan to throw stones by using a sling of length 0.6 m which you whirl over your head. Suppose you wish to throw a stone a distance of 32 m. What must be the centripetal acceleration of the stone just before its release if it is to reach this distance?
asked by jgjgh 
Physics
You plan to throw stones by using a sling of length 0.6 m which you whirl over your head. Suppose you wish to throw a stone a distance of 32 m. What must be the centripetal acceleration of the stone just before its release if it is to reach this distance?
asked by JAYZ 
languages
Ms. Sue you can give me some website where I can translate documents from English to Spanish. I'll be very grateful for you help
asked by ezekiel