# Brit

Popular questions and responses by Brit
1. ## Calculus :)

Find the volume of the solid formed by rotating the region enclosed by y=e^(3x)+2, y=0, x=0, x=0.4 about the x-axis.

2. ## Calculus :)

If 8000 dollars is invested in a bank account at an interest rate of 10 per cent per year, find the amount in the bank after 11 years if interest is compounded annually ____ Find the amount in the bank after 11 years if interest is compounded quaterly ____

3. ## Calculus :)

A rectangle is inscribed with its base on the x-axis and its upper corners on the parabola y=6–x^2. What are the dimensions of such a rectangle with the greatest possible area? Find Width=____ & Height=4 just need to find width.. is not 2

4. ## History

What was one way in which african Americans helped the revolutionary war effort? A. They convinced native Americans to join the army B. They joined with women's groups to write petitions C. They protested the war outside british parliament D. They raised

5. ## Physics

3. Consider a freely falling object. a. What is the acceleration (in m/s2) after 5 seconds of fall? b. What is the acceleration (in m/s2) after 10 seconds of fall? c. What is the velocity (in m/s) after 5 seconds of fall? d. What is the velocity (in m/s)

6. ## Honor Stoichiometry

2AgNO3 + BaCl2 ==> 2AgCl + Ba(NO3)2 How many grams of silver chloride are produced from 5 g of silver nitrate reacting with an excess of barium chloride?

7. ## Math

Simplify the expression. 3x + 4(x - 6) - 3(x - 7) A. 4x - 45 B. 4x - 3 C. 10x - 3 D. 10x + 45 Is it b?

8. ## PHYSICS-URGENT HELP

A stationary police car emits a sound of frequency 1200 Hz that bounces off of a car on the highway and returns to the police car with a frequency of 1250 Hz. The police car is right next to the highway, so the moving car is traveling either directly

9. ## Algebra

Solve. 9 - c < 2 or -3c > 15. I think it's -c < 7 and -c < -5 . Would you the two arrows facing each other?

10. ## History

Which of the following correctly describes the flow of commodities in the triangle trade? A. Cubas rum is traded for slaves in New England. The slaves are brought to Cuba to grow sugar. Cuban sugar is exported to New England, where it is distilled into rum

11. ## Chemistry

Calculate the maximum mass of calcium metal that should be used in an equivalent mass determination, with a 100 ml gas measuring tube for collection. Assume 80 ml of hydrogen gas at standard conditions for the purposes of calculation.

12. ## algebra I

What is the expression for "the difference between five times a number and twice that number"?

13. ## Math (need help with working)

Show that gh(-2)= 14 g(x) 2x+1/x-1 and h(x) 4x+3/x-2 Is it 2(4x+3/x-2)/x-1 and i work from there?

14. ## algebre

The number of customers that visit a local small business is 51,200 and has been continuously declining at a rate of 3.8% each year. What is the approximate number of customers that visit the business in 14 years?

During what phase does crossing-over occur? A. prophase I B. metaphase I C. anaphase I D. telophase I

16. ## Algebra

I have a few questions that I need help with. Solve the radical equation, and check all proposed solutions. 5. x- square root 3x-2=4 I don't understand this problem. Solve and check the equation. 10. (x^2+14x+49)^3/4-20=7 would I have to multiply each

17. ## calculus

please help! having issue with exponent part of problem. I come to 16x^4 but I think it should be 16x^3.i also have complications with finding the domains. find the derivative of the function using the definition of derivative. f(x)=4x^4 f'(x)=? State the

18. ## science

the density of water approximately 1.00 g/mL. Would the piece of wood in the previous question (#1) float or sink

19. ## Language arts

Which of the following is the most significant event in the plot following Johnny's accident? A. Johnny realizes that Rab and his uncle are Whigs. B. Rab teaches johnny how to ride goblin. C. Mrs lapham recruits mr. Tweedie to replace johnny in the

20. ## statistics

25% of the students in an English class of 100 are international students. Find mean, and standard deviation of this binomial distribution

21. ## math

A farmer plans to enclose a rectangular region, using part of his barn for one side and fencing for the other three sides. If the side parallel to the barn is to be twice the length of an adjacent side, and the area of the region is to be 512 ft2, how many

22. ## Calculus

Given f'(x)=7cosx–11sinx and f(0)=1, find f(x)= ____?

23. ## CALCULUS!

Consider the function f(x)=4x^3–2x on the interval [–2,2]. Find the average or mean slope of the function on this interval. __14__ By the Mean Value Theorem, we know there exists at least one c in the open interval (–2,2) such that f(c) is equal to

24. ## Texas History

How did the law of April 6,1830 change relations betweens Texas and the Mexican government?

25. ## chemistry

how many kilojoules of heat are absorbed when 1.00L of water is heated from 18 degrees celsius to 85 degrees celsius?

26. ## PreCalc

Verify the Identity. cos^4xcsc^2x = csc^2x + som^2x - 2

27. ## Pre-Algebra

Matthew is 5 years older than twice the age of his sister. If Matthew is 13, how old is his sister? 3 4 9 31 I think she is 3 or 4

28. ## chem

How many moles of H2O are needed to react with 15.0g of CaO forming Ca (OH)2 CaO + H2O --> Ca (OH)2

29. ## chemistry

Calculate the freezing point of 0.5 g of biphenyl in 20.0 mL of cyclohexane. Cyclohexane Fp = 6.5 degrees C Kf 20.01

30. ## SS

Monitor the strength of democracy in the eight countries of South Asia by looking at the fairness of most recent elections, the existence of a free press, the strength of the judiciary, and the depth of involvement of the nations’ citizens. Explain which

31. ## SS

could you explain democracy in south asia

32. ## Math

Julia spends 5/9 of her vacation at summer camp. She spends 3/4 of the remaining time at her grandparent's home. The remaining 7 days she spends at the seashore with her family. How many days of summer vacation does she get each summer?

33. ## Language arts

which of the following is part of the novels rising action? A. johnny's growing role delivering messages and acting as a spy for the whigs B. Dr. Warrens imminent surgery on johnnys hand C. The battle on the Lexington green on the morning of April 19, 1775

34. ## English

How has the political climate of boston changed since the beginning of the book? A. Previously, Bostonians considered themeselves loyal british subjects, but after parliament pass the tea act, they thought of themeselves as citizens of an independent

35. ## algebra

A boat can travel 29 mph. If it travels 217 miles with the current in the same lenght of the time it travels 189 against the current? What is the current

36. ## chemistry

You have a 1.0 M stock solution of H2SO4 in a large flask. You need to dilute this to make a 0.25M solution of H2SO4 for an experiment. If you need exactly 100.0mL of the diluted solution, how would you make the diluted solution?

37. ## Health

f a patient is unemployed, it may be helpful to provide ________ along with addiction treatment. A. Anger management B. Career counseling C. 12-step program D. Marriage counseling is it B? or is it C? i am so stuck on this one

38. ## ECCE

Connectionist models provide evidence that a) infants begin life with special-purpose knowledge systems. b)neural networks are initially weak, sufficient only to support looking behavior. C) connections between units change very little with age

39. ## geometry

Please use this for the portfolio. You will need graph paper. 1. Start with Triangle ABC with vertices: A(0,2), B(2,5), C(3,0) 2. Find slope of side AB and BC 3. Now TRANSLATE the Triangle 4 units left, and 2 units up (x-4,y+2) and give the new vertices to

40. ## College Chemistry

In your experiment you weigh out 0.995 g NaHCO3. How much 1.0 M HCl should you add to get the most NaCl?

41. ## math

if the expression(2ya)4 is equivalent to 16y8 what is the value of a

42. ## BT

What's the shortcut of sane in stenography?

43. ## chemistry

A 1.70 g sample of a certain metal reacts with acid to liberate 380 mL of hydrogen gas, when collected over water at 20 Celsius and over 720 torr. What is the equivalent mass of the metal?

44. ## Chemsitry

Stomach acid is essentially 0.10 M HCl. An active ingredient found in a number of popular antacids is CaCO3. Calculate the number of grams of CaCO3 needed to exactly react with 250 mL of stomach acid. CaCO3(s)+ 2HCl(aq)= CO2(g)+ CaCl2(aq)+ H20(l)

45. ## Chemistry

Stomach acid is essentially 0.10 M HCl. An active ingredient found in a number of popular antacids is CaCO3. Calculate the number of CaCO3 needed to exactly react with 250 mL of stomach acid. CaCO3(s)+ 2HCl(aq)= CO2(g)+ CaCl2(aq)+ H20(l)

46. ## physical science

The primary voltage is still 120 V and the number of primary turns = 60, but now the power in the primary side is 3000 Watts and there is a 120 ohm resistor connected to the secondary. Find the current in the resistor, and the secondary voltage and #

47. ## shoshone

A bicycle tire decoration covers 1/9 of the circle formed by the tire. If the tire has a diameter of 26 inches, what is the area of the decoration?

A 3.00 kg stone is tied to a thin, light wire wrapped around the outer edge of the uniform 8.00 kg cylindrical pulley. The inner diameter of the pulley is 60.0 cm, while the outer diameter is 1.00 m. The system is released from rest, and there is no

49. ## physics

a 20 kg crate is initially moving down a wall at a speed of 2.0 m/s. Determine the magnitude of the average force exerted by the person in order to stop the crate's downward motion in a distance of .50 m. The person pushes in a direction 53 degrees above

50. ## trig

Patients with acute or serious infections, such as Salmonella typhi or gram-negative bacteria causing meningitis, can be successfully treated with regular doses of Chloramphenicol. A patient weighing 150 pounds requires a dose of 850 milligrams, while a

51. ## Calculus :)

Use the substitution x=2tan(theta) to evaluate the indefinite integral 53dx/(x^2sqrt(x2+4))

52. ## Calculus :)

For the function f(x)=1/(x+1), verify f(x) is one-to-one, then calculate f^-1 (1/4) and (f^-1)' (1/4)

53. ## Calculus :)

If 8000 dollars is invested in a bank account at an interest rate of 10 per cent per year, find the amount in the bank after 11 years if interest is compounded annually ____ Find the amount in the bank after 11 years if interest is compounded monthly ____

54. ## Calculus :)

The number of bacteria in a culture is modeled by n(t)=1550e^(0.24t) (a) The initial number of bacteria is _____ (b) The relative rate of growth of this bacterium population is _____ (c) The number of bacteria after 3 hours is _____ (d) After how many

55. ## CALCULUS:)

The region between the graphs of x=y^2 and x=6y is rotated around the line y=6. The volume of the resulting solid is ____?

56. ## CALCULUS:)

Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=x^2, x=y^2 about the axis x=–3

57. ## CALCULUS:)

Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. x=3y^2, y=1, x=0 about the y-axis.

58. ## CALCULUS:)

Find the volume of the solid formed by rotating the region enclosed by x=0, x=1, y=0, y=9+x^4 about the x-axis.

59. ## CALCULUS:)

Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region. 2y=3sqrtx and y=3 and 2y+2x=5

60. ## Calculus:)

Find the area of the region enclosed by y−2x^2≥0 and |x|+|y| ≤ 1

61. ## Calculus:)

Find the area of the region enclosed by y−2x^2≥0 and |x|+|y| ≤ 1

63. ## math

Coach Johnson is 10 years older than Tim. When Tim started football 3 years ago, Coach Johnson was twice his age. How old is Tim now? Numerical Answers Expected!

64. ## CALCULUS :)

find y' of y=sinθ tanθ sqrt(θ^3)

65. ## CALCULUS!

f(x)=(6x^3–9x^2–3x–1)/(4x^2+7x–3) . Find the equation of the non-vertical asymptote. y = ____3x/2 - 39/8_____ Does f(x) intersect its non-vertical asymptote? (yes or no) ___YES____ What is the smallest value of x at which f(x) intersects its

66. ## bio chem

What is the ph when 100 mL of 0.1 M NaOH is added to 150 mL of 0.2 M Hac if pka for acetic acid =4.76?

67. ## integrated science

explain pressure relations for air

68. ## math

how do i solve the problem of _____________________________ 0 14 20 i have to find out what the percentage is

69. ## Chemistry

At 25C and 1.0 atm, 0.25 g of a gas dissolves in 1.00 L of water. What mass of the gas dissolves in 1.00 L of water at 25C and 3.0 atm?

70. ## chemistry

What is the volume, in mL of .089 m lithium chloride (LiCl) solution containing 4.3g of LiCl???

71. ## chemistry

What is the volume, in mL of .089 m lithium chloride (LiCl) solution containing 4.3g of LiCl???

72. ## social studies

i need help with a acrostic for maryland

73. ## Texas History

What mexican actions led to further conficts with settlers? It was around 1830

74. ## chemistry

What metals are suitable for use as the cage around the magnesium metal?

75. ## chemistry

How many grams of H2(g)can theoretically be produced from a 5-g sample of magnesium metal and excess HC1(aq)?

76. ## chem 30

how do you find solubility of Pb(NO3)2, PbCl2, PbCrO4, and PbS

o What are the advantages of the four different special journals? When would you use each type? o What is a subsidiary ledger and what purpose does it serve? o What is a control account and what purpose does it serve? o Which two general ledger accounts

78. ## up?

any1 up who can help?

79. ## Biology

ok give me examples of a ploymer that follows these conditions it must have at least 100 atoms it must have at least 3 monomers it must be organic, from a living thing thanks so much!

80. ## Science

Does anyone know of a website that has all of the 20 amino acids not just the name but the actual thing like c-oh thing? thanks so much!!!

81. ## French

does anyone know of any pictures of musée du québec in quebec thanks

82. ## Social Studies

Was Hector in the Trojan War mentioned in the Iliad or Odessey by homer? thanks:)

83. ## hsm

caluculate the fixed cost, variable costs, and break-even point for the program suggested in appendix d

84. ## Physics

what does it mean to have a constant acceleration does that mean that a= 0 or a=x? I particularly need help with::::>> Suppose the pilot, starting again from rest, opens the throttle only partway. At a constant acceleration, the airboat then covers a

85. ## chemistry

What is the balanced equation for the combustion of 1.00 mol of camphor, C10H16O(s). I searched the web, but cant find anything, can someone pleas help?

86. ## history 5

What was the predominant view concerning the relation between humans and the divine?

ok ihave three problems for homework in algebra 1 honors Y+3=3+Y 6*1/2-Y=3*2 3/4+Y=0.75+Y

90. ## frogs

What is the finger like bodies of fat atttached to the testis. Stores enough food energy to alow the frog to hibernate during winter.

91. ## literature

when are the follwing lines spoken?

1. ## algebra

The sum of two numbers is 49. One number is 3 more than the other

posted on April 27, 2020
2. ## US history

posted on November 20, 2019
3. ## US history

i think ur right

posted on November 20, 2019
4. ## math

Use a calculator. I got A but wait for a tutor to actually help. I think oobleck and Damon are math tutors so wait for them

posted on October 17, 2019
5. ## English

There's more than one version of the test, like Jazmine said, most answers are on quizlet. To make it easier hit Ctrl+f and open a search bar and type some of the question into there so you can find it easier. Unless the answers come with the questions

posted on November 16, 2018
6. ## Science

I chose Arsenic because it has the greatest mass and also in the same family.

posted on April 26, 2018
7. ## PreCalc

I'm sorry I meant sin

posted on November 1, 2017
8. ## algebra

15/8

posted on August 15, 2017
9. ## Health Part 2

Were they right

posted on February 16, 2016