# Short answer find the quotient 6x^3-x^2-7x-9 ------------ 2x+3

143,010 questions, page 763
1. ## ap chemistry

A 37 mL sample of a solution of sulfuric acid is neutralized by 42 mL of a 0.113 M sodium hydroxide solution. Calculate the molarity of the sulfuric acid solution. Answer in units of mol/L

asked by cheri on March 5, 2013
2. ## maths

In the sequence: x+4y ; 2y+2 ;x ;y-1, (consisting of 4 terms) the first three terms form an arithmetric progression, while the last three tern form a geometric sequence. Calculate the values of x and y. Answer(s) can be left in surd form.

asked by Anonymous on February 21, 2010
3. ## North American Climate

True/False Indicate whether the sentence or statement is true or false. The only climate not found in the United States is the Mediterranean climate. Please select the best answer from the choices provided T F True?

asked by rawr... im a dinosaur.... rawr on October 26, 2012
4. ## Chemistry

for each of the following, give an answer with the correct number of significant figures: A. 400 times 185 b. 2.40 divided by 4 times 125 c. 0.825 times 3.6 times 5.1 d. 3.5 times 0.261 divided by 8.24 times 20.0

asked by tara on January 15, 2013
5. ## algebra 1

The formula used to convert temperature measurements from degrees Celsius (C) to degrees Fahrenheit (F) is shown below. F = 9/5C + 32 What is the Fahrenheit equivalent of 25 degrees Celsius? Round the answer to the nearest degree.

asked by Anonymous on February 14, 2013
6. ## Math

An experiment involving learning in animals requires placing white mice and rabbits into separate, controlled environments, environment I and environment II. The maximum amount of time available in environment I is 500 minutes, and the maximum amour of

asked by Anonymous on April 19, 2014
7. ## Math

An experiment involving learning in animals requires placing white mice and rabbits into separate, controlled environments, environment I and environment II. The maximum amount of time available in environment I is 500 minutes, and the maximum amour of

asked by Anonymous on April 17, 2014
8. ## Economics

Suppose it became lawful for anyone to issue money without any government restrictions of any kind. What factors would influence an individual to either accept or reject privately issued money? What institutions might arise in the free market to help a

asked by Paul on July 16, 2006
9. ## English

9. Read these line, from The Passionate Shepherd to his love. "The country swains shall dance and sing/For they delight each May morning.?If these delights thy mind may move,/Then live with me, and be my love." What sort of life is the shepherd offering

asked by Helen on December 17, 2013
10. ## algebra

1. Given the line with the equation : a) Find at least three ordered pairs that satisfy the equation. b) Find the slope of the line. c) Graph the line 2. Given the line with equation : a) Write the equation in slope-intercept form. b) State the slope of

asked by cynthia on October 25, 2015
11. ## eco

what factors could influence the suppy and demand of a correctional officer's position. Location of the prison/jail -- whether it's near a high crime area. The state's, county's, city's funds for jails -- whether they are releasing prisoners because of

asked by tracey on June 25, 2007
12. ## Physics -Conservation of Momentum-

1) A 1 kg mass moving at 1 m/s has a totally inelastic collision with a 0.7 kg mass. What is the speed of the resulting combined mass after the collision? 2) A cart of mass 1 kg moving at a speed of 0.5 m/s collides elastically with a cart of mass kg at

asked by Isis on February 24, 2013
13. ## Physics -Conservation of Momentum-

1) A 1 kg mass moving at 1 m/s has a totally inelastic collision with a 0.7 kg mass. What is the speed of the resulting combined mass after the collision? 2) A cart of mass 1 kg moving at a speed of 0.5 m/s collides elastically with a cart of mass kg at

asked by Isis on February 24, 2013
14. ## english

"The Pines" Fred Brown's house is on an unpaved road that curves along the edge of a wide cranberry bog. What attracted me to it was the pump that stands in his yard. It was something of a wonder that I noticed the pump, because there were, among other

asked by anonymous on October 9, 2006
15. ## Math

18. Carla earns \$8.43 per hour working 40 hours a week. If she worked 7 overtime hours one week, what would be her earnings? \$396.21 \$366.74 \$425.75 19. Lauren earns \$3.75 per hour as an usher. In 5 days her tips were \$19.75, \$25.30, \$18, \$21.50, and

asked by Colton on March 6, 2012
16. ## Probability

Each one of n persons, indexed by 1,2,…,n, has a clean hat and throws it into a box. The persons then pick hats from the box, at random. Every assignment of the hats to the persons is equally likely. In an equivalent model, each person picks a hat, one

asked by qwerty on February 20, 2015
17. ## Physics

The free-body diagram in the drawing shows the forces that act on a thin rod. The three forces are drawn to scale and lie in the plane of the screen. Are these forces sufficient to keep the rod in equilibrium, or are additional forces necessary f3 ' ' ' f1

asked by Papito on May 7, 2007
18. ## math

In the game of roulette a ball rolls into one of 37 slots. All the slots are evenly likely. Eighteen of the slots are red, eighteen are white and 1 is green. the ball is rolled 10 times. Calculate the probability of exactly 6 reds? the answer is 0.l94

asked by kirsten on September 24, 2013
19. ## stats

in a battleground state 60 percent of all voters are republican. assuming there are only 2 parties, democrat and republican, if 2 voters are randomly selected for a telephone survey what is the probability that one is a republican followed by a democrat.

asked by yvette on February 21, 2013
20. ## Socials

Women in the French Revolution: Discuss the importance of the contributions of women to the French Revolution in at least one thoughtful paragraph. Consider the March of women, Charlotte Corday, and Jeanne Roland when formulating your answer. I really need

asked by Sara on October 20, 2009
21. ## Trigonometry

a 10ft ladder is resting against the wall. the ladder touches the ground 6ft away from the wall. what angle, rounded to the nearest tenth, id the bottom of the ladder making with the ground The correct answer is 53.1 degrees Can someone explain how to get

asked by Kay on February 26, 2018
22. ## statistics

The diameter of an electric cable is normally distributed, with a mean of 0.8 inch and a standard deviation of 0.03 inch. What is the probability that the diameter will exceed 0.83 inch? (You may need to use the standard normal distribution table. Round

asked by Mary Ann on May 29, 2014
23. ## Math

A fisherman has estimated that it takes 6 minutes to paint each square foot of the hull of his boat? How much time should the fisherman allow for the painting of the hull, if the hull were composed of two sides, each 31.5 feet by 8.00 feet? Is the correct

asked by Sam on February 25, 2012
24. ## What study would be the best? Help with Psychology

What is the best kind of study to conduct when wanting to show that Variable X has a direct effect on Variable Y? The answer choices I am given are experiment, survey, observational study, non experimental study. I think the right choice would be an

asked by Mariya on January 27, 2015
25. ## chemistry

To identify a diatomic gas (x2), a researcher carried out the following experiment: She weighed an empty 3.4L- bulb, then filled it with the gas at 1.20 atm and 22.0 C and weighed it again. The difference in mass was 4.7g . Identify the gas. Express your

asked by unknown on November 18, 2011
26. ## Math/115

How many hours would a person have to jump rope in order to lose 1 pound? If a person uses 750 cal/h. A person needs to burn off 3,500 calories more than he or she takes in to lose 1 pound. I need to know how to set up the problem and I can figure out the

asked by Regina on August 7, 2009
27. ## physics

A kg construction worker is standing on an 18.0 kg plank. The plank is m long and it is suspended by vertical cables at each end. If the worker stands 2.80 from the right end of the plank, what is the tension in right cable? Give your answer in newtons (N)

asked by Idali on March 17, 2017
28. ## Math

Wildlife biologists catch, tag, and release 32 bears at a game reserve. Later,10 bears are caught and 4 of them have tags. Estimate the total number of bears at the game reserve. A.320 B.316 C.128 D.80 Is the answer D?

asked by Beau on April 29, 2014
29. ## Physics

A monochromatic light source used in a diffraction experiment has a wavelength of 4.60 x 10- 7 m. (a) What is the frequency of this light? When you input large numbers such as those in this problem, then input the numbers with parenthesis so as to obtain

asked by Abby on February 9, 2012
30. ## MATH Prob.

Jack is taking a four-item true–false test. He has no knowledge about the subject of the test and decides to flip a coin to answer the items. What is the probability that he receives a perfect score? What is the probability on a 10-item test?

asked by Twg on August 6, 2009
31. ## Physics

A 25 g bullet with a muzzle velocity of 300 m/s is fired into a board 4.0 cm thick. For a soft board, the bullet goes through the board and emerges with a speed of 50 m/s. What was the average force exerted on the bullet by the board? Answer= 27344 N Show

asked by Andy on March 18, 2016
32. ## physics

An object is released from rest on a planet that has no atmosphere. The object falls freely for 5.02 m in the ﬁrst second. What is the magnitude of the acceleration due to gravity on the planet? Answer in units of m/s can someone help me please? i tried

asked by michelle on September 13, 2012
33. ## Math calculus by rotation

Calculate the volume obtained by rotating around y= -3 the area between the curves x= y^2 -4 x+y+2=0 I did the Volume as an integral between (-4, 0) of (x^2 +x - 12 - 6(x+4) ^1/2) dx The method I used is seeing the solid as a washer(? Can someone help me

asked by Sylvia on December 3, 2018
34. ## Physics

A 25 g bullet with a muzzle velocity of 300 m/s is fired into a board 4.0 cm thick. For a soft board, the bullet goes through the board and emerges with a speed of 50 m/s. What was the average force exerted on the bullet by the board? Answer= 27344 N Show

asked by Bob on March 18, 2016
35. ## Math

working with a circle graph divided up into 1/3 woodwind, 1/6 percussion, and 1/2 brass. The marching band has three percussion musicians. How many musicians altogether are in the band? I think I have to add all of the fractions together and my answer is

asked by Alice on March 9, 2015
36. ## Health Law

please check my answer thanks :) Peter Jones sues Dr Bob for malpractice. The jury believes Dr Jones was guilty of malpractice but doesn't believe Peter was affected Peter is entiled to what type of damamges ? I think punitive damages

asked by Anonymous on November 14, 2007
37. ## Science

While picking up passengers in a big city, a taxi driver drives 20.0 blocks south, then 15.0 blocks east, and then 6.0 more blocks south. What is the magnitude of the taxi’s resultant displacement? Iv'e been using the equation sqrt(x^2+y^2+z^2) THe

asked by Kate on July 28, 2014
38. ## thermodynamics

dG for the formation of Hi(g) from its gaseous elements is -20.2 kj/mol at 500k. when the partial pressure of HI is 10 atm, and I2 0.001 atm, what must the partial pressure of hydrogen be at this temperature to reduce the magnitude of dG for the reaction

asked by Anonymous on May 10, 2015
39. ## Algebra

I don't even know where to start, teacher gave us this with no direction. Suppose the polynomial R(x)=a9x^9+a8x^8+...+a,x+a0 has real coefficients with a9 cannot equal 0. Suppose also that R(x)has the following zeros: 5, 6, 5+5i. Using this information,

asked by Rachal on February 4, 2011
40. ## chemistry

What is the percent ionization of 0.025 M chlorous acid, HClO2 solution? Ka HClO2 = 1.1*10^(-2) Answer: 48% What I did: HClO2(aq) + H2O(l) ->

asked by % ionization on July 30, 2011
41. ## Physics

The electric field between two charged plates is 2000N/C. What is the voltage difference if the plates are separated by a distance of 1.0 x 10^-4 m? I know that the answer is supposed to be .2 volts but I have no idea what formula to use??? can anyone

asked by Ella on May 31, 2007
42. ## Science

Peggy is runnig around the school track at a constant speed. The track has two straight stretches on the sides and two curved stretches at either end. Where on the track does Peggy experience balanced and unbalanced forces? Explain your answer.

asked by Juan on November 11, 2010
43. ## Probability

Three men were walking down a street talking when they met a fourth man. If the fourth man knew that two of the men always lied and the third always told the truth and he asked the three a question, what is the probability that he got a truthful answer

asked by Sara Beth on November 16, 2012
44. ## exponential equations

Jen made an initial investment of \$1000 into a T-Bill account. After 2 years, her investment totaled \$1 175. Calculate the rate of appreciation, r, of the investment. Give answer to 2 decimal places. 1.175 ------ = 1 1000 - -1 2

asked by Anonymous on April 16, 2015
45. ## physics

The average speed of an orbiting space shuttle is 20100 mi/h. The shuttle is orbiting about 196 mi above the Earth’s surface. Assume the Earth’s radius is 3963 mi. How long does it take to circle the Earth? Answer in units of h ( hours)

asked by ashley on June 11, 2011
46. ## GCSE-enviromental studies

please could someone help me answer theses questions. 1)why is Braunton Burrows in North Devon a biosphere reserve? 2)the kind of habitats that are present in Braunton Burrows 3)what activities are carried out at in the reserve 4)How and why the reserve is

asked by GEMMA KINGSLEY on October 8, 2011
47. ## Algebra 2

A package is thrown downward with an initial velocity of -5 ft/sec from a helicopter at 300 ft. A) what is the height of the package in 2 sec? B) how long does it take to hit the ground? Round answer to 2 decimals Enter: blank ft,blank sec.

asked by Honey on April 30, 2012
48. ## Algebra II repost- please check

I posted these a little while ago but this time I have answered them. 1. Does the graph of y = x – 3x2 + 5 have a maximum or minimum? 2. What is the vertex of the graph of y = -2(x - 3)2 + 4? 3. Does the graph of y = -2(x - 3)2+ 4 open up or down? My

asked by JaneLee on November 27, 2007
49. ## math

Your younger brother is pulling his sled up a hill. Each minute he moves forward 20 feet but also slides back 3 feet. Describe how you can determine the time he needs to pull his sled 130 feet forward. ANSWER NOW!!!

asked by Am on November 1, 2010
50. ## math - Help

The value of a \$20,000 car decreases every year, t. The equation below model this situation. 20,000(1-0.04t) = 13,000 How many years will the car be worth \$13,000? Round to the nearest tenth if necessary. I got 20,000(.96t)= 13,000, but I don't believe

asked by Jane on April 23, 2012
51. ## Algebra 1

a farm raises a total of 220 chickens and pigs. The number of legs of the stock in the farm totals 520. How many chickens and pigs are at the farm? Define the variables and write two equations to solve the answer.

asked by Anonymous on March 18, 2011
52. ## Biology

Describe two scientific theory (atomic,kinetic,cell theory) and non scientic (moral, ethical, religious theories ).Differentiate between the scientific and non scientific theories explaining why there are some questions that science cnnot answer.

asked by Leila on October 1, 2008
53. ## Physics

I'm not sure how to calculate this question help me! (Grade 11 Physics) it's sound intensity... Show me how to do it please! (textbook says answer is 3.5 m) At close proximity, rustling leaves have a sound intensity of about 1.2 x 10^-11 W/m squared. At

asked by Chris on November 25, 2009
54. ## chemistry dont know how to do it

dG for the formation of Hi(g) from its gaseous elements is -20.2 kj/mol at 500k. when the partial pressure of HI is 10 atm, and I2 0.001 atm, what must the partial pressure of hydrogen be at this temperature to reduce the magnitude of dG for the reaction

asked by Anonymous on May 10, 2015
55. ## 8th grade science

Peggy is runnig around the school track at a constant speed. The track has two straight stretches on the sides and two curved stretches at either end. Where on the track does Peggy experience balanced and unbalanced forces? Explain your answer.

asked by Juan on November 11, 2010
56. ## math

A cable of 80m is hanging from the top of two poles that are both 50m from the ground. What is the distance between the two poles, to one d.p., if the center of the cable is: a) 20m above the ground b) 10m above the ground Answers to the questions are: a)

asked by anonymous on August 4, 2018
57. ## Calculus(math)

A particle is moving on a straight line in such a way that its velocity v is given by v(t)=2t+1 for 0≤t≤5 where t is measured in seconds and v in meters per second. What is the total distance traveled (in meters) by the particle between times t=0

asked by Alice on June 21, 2015
58. ## math

24. two stores carry a similar stereo for the same original price of \$573. one store offers a 16% discount and the second store sells the stereo for 458.40. which store gives the bigger percent discount? Justify your answer. ( 4 points)

asked by Anonymous on February 27, 2014
59. ## geography

Which African countries does the Tropic of Capricorn pass through? My answer is the African countries of Namibia, South Africa, Mozambique, Botswana and Madagascar. Is this correct? My Mom said Madagascar is not an African country. I told her she is wrong

asked by Reed on October 16, 2010
60. ## 8th grade science

Peggy is runnig around the school track at a constant speed. The track has two straight stretches on the sides and two curved stretches at either end. Where on the track does Peggy experience balanced and unbalanced forces? Explain your answer.

asked by Juan on November 11, 2010
61. ## chemistry

Silver nitrate (AgNO3) reacts with sodium chloride as indicated by the equation AgNO3 + NaCl ! AgCl + NaNO3 . How many grams of NaCl would be re- quired to react with 511 mL of 0.38 M AgNO3 solution? Answer in units of grams

asked by cheri on September 19, 2012
62. ## Physics

A 250N force is applied at an angle of 32 degrees above the horizontal to a 96kg box causing it to slide along a floor. The coefficient of friction between the box and the floor is 0.18. What is the magnitude of the net force on the box? The answer is 67N,

asked by Julia on March 10, 2013
63. ## chemistry

dG for the formation of Hi(g) from its gaseous elements is -20.2 kj/mol at 500k. when the partial pressure of HI is 10 atm, and I2 0.001 atm, what must the partial pressure of hydrogen be at this temperature to reduce the magnitude of dG for the reaction

asked by thomas on May 9, 2015
64. ## math

The Columbia County Fair has a prize wheel. So far, 3 people have won a prize and 15 people have not. What is the experimental probability that the next person to spin the wheel will win a prize? Simplify your answer and write it as a fraction or whole

asked by Anonymous on March 7, 2016
65. ## 7th grade math questions Scientific Notation

19. Write the size of a grain of very fine sand, about 9.35 x 10^-2 cm, in standard form. 31. The population of the US is expected to be 392 million people by 2050. Write this answer in scientific notation. 37. Write 10^29 - 10^28 in scientific notation.

asked by Delilah on September 28, 2012
66. ## Physics

A car travels along a straight stretch of road if receipts for 13.6 miles at 55 mph than 25.8 miles at 48 mph and finally 43.1 miles at 33 mph what is the cart average velocity during the entire trip answer in units of miles per hour

asked by Anonymous on September 13, 2017
67. ## physics

A ball is thrown vertically upwards with an initial velocity of 20.96 m/s. Neglecting air resistance, how long is the ball in the air? What is the greatest height reached by the ball? this problem seems easy enough but I can't seem to get the answer. How

asked by courtney on January 16, 2008
68. ## physics

A key falls from a bridge that is 45 m above the water. The key falls straight down and lands in a model boat traveling at a constant velocity of 3.5 m/s. Calculate the distance the boat was from the point of impact when the key was released. Answer d=

asked by H on November 11, 2012
69. ## algebra

Essay. Show all work. the rectangular swimming pool is given by 2x^2-5x-3 ft.^2. One side length of the pool is given by 2x+1 feet. What is an algebraic expression for the other side length of the pool? Simplify this, and include correct units as part of

asked by shay on July 19, 2011
70. ## Math Probability

consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of the stated event. A red card or a card showing a 5 is drawn. There are 26 red cards and 2 extra fives. Would my answer be 28/52?

asked by Bart on April 27, 2010
71. ## Science

If an experiment disproves a scientists hypothesis, what should the scientist do next? A. develop a testable question B. revise the hypothesis and try the experiment again. C. develop a theory based on the data gathered in the experiment D. change the

asked by Gwen on August 26, 2014
72. ## Algebra I

After a baseball is hit, the height h (in feet) of the ball above the ground t seconds after it is hit can be approximated by the equation h=-16t^2+70t+4. Determine how long it will take for the ball to hit the ground. Round your answer to two decimal

asked by Drake R. on February 4, 2010
73. ## physics

In a canyon between two mountains, a spherical boulder with a radius of 1.4 m is just set in motion by a force of 230 N. The force is applied at an angle of 73.9 ◦ measured with respect to the radius of the boulder. What is the magnitude of the torque on

asked by Anonymous on January 25, 2018
74. ## Probability and statistics

7. A Continuously running washing machine receives jolts in a Poisson process at an average rate of 5 jolts per hour. The probability that it receives no jolts in given 20 minute run Choose one answer a. e−5 b. e−5/3 c. e−100 d. e−100/3

asked by Arun on March 2, 2012
75. ## reading and writing

To narrow a general topic you've selected, which pair of techniques is most likely to be effective? A. Freewriting and questioning B. Using a branching diagram and consulting your journal C. Questioning and choosing an issue that interests you D. Branching

asked by Clare on March 31, 2015
76. ## Chemistry

I did a melting point test for menthol and the question is asking what type of compound is demonstrated and the answer should include inter molecular forces I also need to explain this same question for a solubility in water test and solubility in oil test

asked by Anonymous on October 27, 2012
77. ## science help!!!!!!!!!

You are creating a carbon cycle poster. In which direction would you draw arrows to show the movement of carbon through the process of resperation? A.from the rocks to the air B.from the rock to the grass C.from the air the wolf D.from the wolf to the air

asked by butterfly on November 6, 2014
78. ## math

Travis earned \$214 for each week of work. At the end of the year, Travis’s total income was \$10,700. How many weeks out of the year, did Travis work? Write an equation to show your answer. Variables and Functions

asked by Anonymous on October 6, 2009
79. ## Geometry

M and N are the midpoints ofandrespectively. Using graph paper, repeat this process from the last problem using different coordinates for P, Q, and R. How do these lengths MN and PQ compare now? What do you think you can conclude about the lengths of these

asked by Chris on July 6, 2011
80. ## physic

A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got -29.2 m but my answer is wrong b) What was the maximum height of the

asked by sara on October 21, 2014
81. ## Math

Dick just hired a new employee to work in your bakeshop. In one hour the employee burned 55 chocolate chip cookies. If this represented 15% of the day’s production, how many cookies did you plan on producing that day? I am getting the answer as 36666

asked by Israa on April 3, 2016
82. ## American History

1. The Five-Power Treaty, the Four-Power Treaty, and the Nine-Power Treaty were all attempts to a. establish, or fix, national borders. b. exchange ambassadors. c. ensure international peace. d. lower trade and tariff barriers. -----------------------my

asked by CM on April 29, 2008
83. ## Language Arts (8B)

9. In which sentence is the word debates used correctly? (1 point) I love the debates Jill and I have because we agree on everything. Every morning, Jessica debates whether to have cereal or eggs for breakfast. We’re going to watch the final debates of

asked by Jordan Tresham on February 10, 2017
84. ## English

"What are you crying for?" asked Daddy, but I couldn't answer. They didn't know that I did it for myself; that pride, whose slave I was, spoke to me louder than all their voices, and that Doodle walked only because I was ashamed of having a crippled

asked by Kaai97 on January 27, 2016
85. ## Calculus

Information to solve problems Q=12L+29L^2-1.1L^3 Q= # of cars produced/year L=# of laborers used per year for production Each car sells for \$125. \$7000 per laborer per year is cost for labor and other consumable materials. I attempted some parts of these

asked by Janet on April 21, 2011
86. ## Statistics

The question is: In a study of 420,000 cell phone users in Denmark. It found that 135 developed cancer of the brain or nervous system. If we assume that such a cancer is not affected by cell phone, the probability of a person having such a cancer is

asked by Norilyn on March 24, 2011
87. ## Factoring Polynomials

Ok, this is pretty long, so bear with me. The problem says: The diagram (not shown here, sorry) shows a cube of metal with a cylinder cut out of it. The formula for the volume of a cylinder is V=pi*r^2*h, where r is the radius and h is the height. The

asked by Emily on January 10, 2007
88. ## Chemistry

Please Help me with my chemistry Review I have a test tommorow? Please help me with my review my test average is low and i need at least a b to pass the class for the six weeks I am freaking out!!!! I care more about showing work i don't want answers I

asked by anon on February 28, 2008
89. ## science

Lab 1.1 Can somebody please, please help me with this lab?! I know it requires sketching and modeling which only i can do , but please, any help will be appreciated. I find these labs so hard to do, but my teacher said there's no alternative assignment and

asked by JAY on October 23, 2011
90. ## science

Lab 1.1 Can somebody please, please help me with this lab?! I know it requires sketching and modeling which only i can do , but please, any help will be appreciated. I find these labs so hard to do, but my teacher said there's no alternative assignment and

asked by JAY on October 23, 2011
91. ## found of tech

Lab 1.1 Can somebody please, please help me with this lab?! I know it requires sketching and modeling which only i can do , but please, any help will be appreciated. I find these labs so hard to do, but my teacher said there's no alternative assignment and

asked by JAY on October 23, 2011
92. ## maths

We define two numerical operations labelled T and R. The effect of T is to add 1 to a number. For example, if we apply the operation T to the number 2 three times in a row, we obtain 3, then 4, then 5. The effect of R is to find the negative reciprocal of

asked by bucky on May 13, 2018
93. ## History

1.Why did the Portuguese think that they could find an easier way to reach Asia? * a.They had alliances with European nations to send out expeditions. b.They had a large country and a long tradition of Asian exploration. c.They had a large fleet and had

asked by Alex on January 4, 2017
94. ## History

I Got the others right but i need help with these.----> 1.Why did the Portuguese think that they could find an easier way to reach Asia? * a.They had alliances with European nations to send out expeditions. b.They had a large country and a long tradition

asked by Alex on January 4, 2017
95. ## calculus

A rocker arises from its launching pad with a velocity given. By 0.1 h m/s ,where h m is the height reached by the rocket at that time.the rocket is obserrvved from 2000 m away from the launch pad.at. What rate is the distance of the roocket from observer

asked by mehak on March 15, 2011
96. ## Physics

A small 6.8 g plastic ball is suspended by a 37.3 cm long string in a uniform electric field of 4790 N/C, as shown. The acceleration of gravity is 9.8 m/s2 , and the Coulomb constant is 8.99×109 N · m2/C2.. If the ball is in equilibrium when the string

asked by Anonymous on February 25, 2010
97. ## american government

Voter registration in the United States: a)was introduced as a means of keeping white males without property from voting b)applies to voting in general elections but not primary elections c)has been a device by which official have discouraged some groups

asked by vedrana on June 30, 2010
98. ## chem

For a double replacement reaction to occur, is it that one of the products must be insoluble and form a solid? There has to be some mechanism to remove the products from the reaction so that the reaction does not proceed in the reverse direction. Product

asked by Amie on March 19, 2007
99. ## Physics

The melting point of aluminum is 660°C, its latent heat of fusion is 4.00 × 105 J/kg, and its specific heat is 900 J/kg • K. If 300 kJ of heat are added to 442 g of aluminum at 100°C, what is the final state of the system? That is, how much is liquid,

asked by MB on March 10, 2016
100. ## physics

How am I supposed to answer this question on the lab write-up? I have the date, but I don't know the formula or process to use. Thanks. Organizing Data: Using your estimate of the threshold frequency from your first data table and your measured value of ft

asked by Sadie on May 21, 2013