Evan

Most popular questions and responses by Evan
1. Math

The area of a rectangular garden is given by the trinomial x^2+x-30. What are the possible dimensions of the rectangle? Use factoring. A)(x-6) and (x-5)* B)(x+6) and (x-5) C)(x+6) and (x+5) B)(x-6) and (x+5)

2. History

2. Why was McCarthyism able to spread so easily in the United States? A.The Rosenberg trial led the public to believe there were more communists in the country. B.Many people believed the returning army veterans were communists. C.The Vietnam War fueled

3. History

Identify two factors that led to Hitler launching the Battle of Britain. A.the surrender of France, B.an American policy of isolationism, C.the Munich Conference, D.a German alliance with Italy. I think it is d and c, but I'm not too sure.

4. History

How was the conflict in Afghanistan different from other conflicts in the region for the united states? All I can think of is that it was the starting point of the war on terrorism, it was costly to move troops into, and it is still ongoing. Can someone

5. History

Someone help please. How did the Union's capture port Hudson and the confederates surrender at Vicksburg divide the confederacy?

6. History

Which of the following occurred after the Vietnam war spread into Vietnam but before Vietnam was united under a communist government? A. Ho Chi Minh took leadership of the Vietcong. B. Richard Nixon resigned from office after the Watergate scandal. C. The

7. chemistry

Why were we instructed to add distilled water to a metal nitrate solution? What purpose does the water serve in the experiment? Just to add volume so the probe can reach the solution?

Write the polynomial in standard form. Then name the polynomial based on its degree and number of terms. 2-11x^2-8x+6x^2. A) -5x^2-8x+2; quadratic trinomial B) -5x^2-8x; quadratic binomial C) -6x^2-8x-2; cubic polynomial D) -8x+2; cubic trinomial

9. Physics

It is well known that bullets and other missiles fired at Superman simply bounce off his chest. Suppose that a gangster sprays Superman's chest with 8 g bullets at the rate of 110 bullets/min, the speed of each bullet being 550 m/s. Suppose too that the

10. History

Which of the following is the most likely reason why many Mexicans were opposed to American investment in their country? PLEASE HELP! A. American leaders overthrew the successful government of Porfirio DÃ­az B. Many Mexicans wanted to invest their own

11. ~ Math Statistic

A random sample of state gasoline taxes (in cents) is shown here for 12 states. Use the data to estimate the true population mean gasoline tax with 90% confidence. Does your interval contain the national average of 44.7 cents? 38.4 40.9 67 32.5 51.5 43.4

12. History

Which one of the following events best indicates that the Cold War has become an international conflict? A) Joseph McCarthy censure by the Senate B) Eisenhower's election as president C)Khrushchev speech at the United Nations D) Joseph Stalin's rise to

13. Science

How does radioactivity make it possible to understand how Earth can be so old and still have a hot interior? A: radioactive elements trap heat from underground magma chambers. B: radioactive elements absorb heat from the atmosphere and release it

14. History

The economy's total output divided by its total population is called A. gross national product B. circular flow C. GDP per capital D. net export

15. Geometry

Which pair of translations to the figure shown below would produce an image that is on top of the original (same position, shape, and size?)

Rounded to the nearest hundred cubic meters, what is the total capacity (cone and cylinder) of the storage container? the cone is on top of the cylinder. the radius of the cone is 6 meters and the height of the cone is 8 meters. the height of the cylinder

17. Math

If a coin is flipped. And the spinner is spun, how many total outcomes are there? Explain. Numbers: 5,1,4,2,3 (all equal)

18. Physics

A car slows down uniformly from a speed of 20.0 m/s to rest in 7.60 s. How far did it travel in that time?

19. geometry

FredFred wants to carpet his room that measures 12ft by 15ft. The carpet costs \$25 per square yard. How much will it cost Fred to carpet his room

20. physics

stephanie serves a volleyball from a height of .8m and gives it an initial velocity of 7.6m/s straight up. how high will it go? how long will it take to reach maximum height?

21. Algebra 1

8.A number raised to a negative exponent is negative. Is it always , never, or sometimes

22. physics

Bubba is driving his other truck across his farm and finds that there is a gulch blocking his path. The ground leading up to the edge of the gulch is sloped upwards by 24.2°. The gulch is 3.13 meters wide. The far side of the gulch is 1.15 meters higher

23. algebra 2

a tree casts a shadow of 34 feet. the angle of th elevation of the sun is 52. what is the height of the tree?

24. Trig

when sitting atop a tree and looking down at his pal Joey, the angle of depression of Mack's line of sight is 53degrees 51inch. If joey is known to be standing 25 feet away from the base of the tree, how tall is the tree (to the nearest foot.) Who ever

25. math

estimate each quotient 461 divided by 9

26. Math

The Specific weight of water is 62.4 lb/ft^3. Assuming 7.48 gal/ft^3, determine the weight of 1 gal of water?

27. Math Help

What is the sum or difference? A)-7y^5* B)-30y^5 C)-30y^10 D)-7y^10

28. English

Unscramble 18 letters to make 5 words. possibly Christmas related. SWYTURNRMHGESAHOEA are the letters and the sentence is broken down like this 5 words with this many letters in each word. 4/2/3/3/6 . Please help soon!

29. chemistry

i am having trouble answering this question. Help please! The balanced chemical equilibrium equation to show the formation of the calcium carbonate solid in limestone caves is CO2(g) + H2O(l) + CaCO3(s)  Ca2+(aq) + 2HCO3(aq) Use Le Chateliers principle

30. Economics

If CPI was 108 in 1985 and 130 in 1990 (base year 1982-1984 = 100) -the purchasing power of the dollar would have been the same in 1985 and 1990. -the purchasing power of the dollar in 1985 would have been greater. -the purchasing power of the dollar in

31. Microeconomics

6.) "Since peaking in 1976, per capita beef consumption in the United States has fallen by 28.6 percent... [and] the size of the U.S. cattle herd has shrunk to a 30-year low." a.) Using firm and industry diagrams, show the short-run effect of declining

32. physic

Billy Bob “Bubba” Hickman is driving along one day messing with his cell phone instead of paying attention to what he is doing. He drives right off of a 25.0 foot high cliff at 42.4 mph. How far from horizontally from the edge of the cliff does his

33. History

Which was not a cause of agitation by the Parisiaan lower classes in the 18th century. a.taxation b.farming methods c.Overpopulatin d.free trade e.feudal rents i think it is D. Free trade

34. Programming

Design and plan the logic for a program that prompts the user for and allows the user to enter TWO numbers. The program outputs the sum of the two values. Provide declarations.

35. history

religious toleration developed by the end of the colonial time because: a. no church was strong enough to gain dominance b. the colonists saw the folly of europe's bloody wars of religion I think it is A

36. math

A pipe carries water at a flow rate of 10 gpm. Determine its volumetric flow (Q=V/time) in: A. Ft^3/s

37. Microecon help

How would the following affect the equilibrium price and quantity in the beef market? Illustrate using completely labeled supply and demand diagrams. The price of chicken falls. A: Demand for beef rises.. How would I illustrate supply demand diagrams?

38. math

write an equation that represents a way to break down 18

39. US History

Why did congress pass a selective service act. Selective Service System: History and Records The obligation of a man to register is imposed by the Military Selective Service Act. The Act establishes and governs the operations of the Selective ...

40. chemistry

A metal bar having a mass of 212 g is heated to 125.0 C and then dropped into 375 g of water at 24.0 C. After a while the temp of the water and the metal is 34.2 C. If the specific heat of the metal is 0.831 J/g C, how much heat did the metal lose? How

41. angles

I am a closed figure formed by 6 segments. I have 2 angles less than a right angle and no right angles. What am I?

42. Math

Jane has a pizza shop. She has 1 type of crust, 1 type of sauce and 6 toppings. How many 2 topping pizzas can she make. Note the same topping can't be used for 1 pizza

43. Physics

A 91.76-kg boater, initially at rest in a stationary 62.54-kg canoe, steps out of the canoe and onto the dock. If the boater moves out of the boat with a velocity of 3.52 m/s to the right, what is the final velocity of the boat?

44. Speech

Ballad Verse poem with 3 stanzas, 8 lines per stanza and the last line is the same or very similar to the 1st line.

need to draw floor plan of my room and home I have to use my map story to show me example how do I draw my desk ??

46. Math

the mean of 4 numbers is 31. What is the fourth number if 3 of the numbers are 37,15,22

47. calculus

What is the average rate of change of y=4x^3 over the interval P(1, 4) and Q(5, 500)?

48. Language arts

What is the adverb in the sentence: It began to rain, and we all ran outdoors.

49. life science

what are the independant and dependant variable definitions?

50. physics

Bubba decides to go fishing one day. He gets into his boat and starts out from the boat ramp to find the perfect fishing spot in the lake. First, he goes 121 meters in a direction of 20° west of north. Then, he goes 104 meters in a direction of

51. Physics

A fireman, whose weight is 500 N, slides down a pole with an constant velocity of 3 m/s. The forces that act on him are his weight pulling him down and the force of friction pulling up on him. What is the force of friction and the net force of the fire

52. Trigonometry

Is the given equation an identity or a conditional eqution sin(-x) tan(-x) + cos(-x) = sec x

53. pre-algerbra

\$500 for 1 year at 12% per year

54. Science

What is the current draw of a 2 kW heater when operating at 240 V?

55. English (Beowulf)

[Beowulf's Funeral] "On a height they kindled the hugest of all Funeral fires; fumes of woodsmoke Billowed darkly up, the blaze roared And drowned out their weeping, wind died down And flames wrought havoc in the hot bone-house, Burning it to the core.

the first side of a triangle measures 3 cm longer then the second side the third side is 4cm shorter then twice the second side the perimeter is 31cm. how long is each side?

57. math

The function f(p) = 2p + 3 represents the amount of time in minutes it takes to wash p pot. what is f(4)

58. math

what is the differnce between the graphs of y>2x+7 and y>_ 2x+7

59. macro

Suppose you were borrowing money to buy a car. Which of these situations would you prefer:The interest rate on your car loan is 20 percent and the inflation rate is 19 percent or the interest rate on your car loan is 5 percent and the inflation rate is 2

60. Finance-Options

I am having trouble with options. Long call, i know it means you buy the right to buy an asset. Long put, you buy the right to sell an asset. What is confusing the the short call and short put. What does it mean you sell the right to buy and sell the right

61. Algebra 1

I need help to figure the Rational Expression of: t squared - 4 over (t + 2) squared.

62. history

All of the following are truewith regard to the French philosophers except a. Their ideas sparked the french revolutin b. they promoted the rights of the lower classes, the min participants in the French Revolution c. They contributed to the new forms of

63. derivative

q=(100/p+1)^2 - 1 what is q'? use the chain rule: q' = 2(100/p+1)(-100/(p^2)) i got q' = 2(100/(p+1))(-100(p+1)^-2 =-2000/(p+1)^3

64. Calculus

Find the area between the curve y=4/x and the x-axis from x=1 to x=e. It is a review question for my final exam and I am really stuck on how to solve You should hope for a final exam question so easy. area= INT y dx= INT 4/x dx from 1 to e area= 4ln x from

65. Calculus

Find the derivative: y=2e^(x^2+1)^3 i have so far 2(2x)e^(x^2+1)^3 Is this correct? How do I simplify furthere if it is? Hmmmm. d/dx (f(x))= d/du(f(u)) du/dx let u= (x^2+1)^3 y= 2e^u dy/du= 2e^u du/dx= 3*(x^2+1)^2 * 2x so... dy/dx= dy/du *( du/dx)

66. Calc Help

The rate of performance is given by dN/dt=1/(2sqroot(t+1)) where N is the number of unity completed t hours after beginning a new tak. If 2 units are completed afer 3 hours, how many units are completed after 8 hours? see your other post under another name

67. Calc Help

S'(t)= -147.78e^(-0.2t) S=7389 units when t=0 find the function that describes the number of daily sales t days after the end of the campaign Really stuck can someone help me to just find the function so I can head in the right track for the rest of the

68. Physics

A ball is thrown toward a cliff of height h with a speed of 31 m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.4 s later. What is the ball's impact speed?

69. Chemistry

Tell how a voltaic cell works. Be sure to mention the various parts of the voltaic cell and what they have to do with how it works

70. geography

what marked the beginning of agriculture in the Americas

71. Chemistry

What materials would be produced in the electrolysis of the following reagents? Please make sure that you correctly balance the equations! Also, please note the states of the reagents. NaCl (aq) --> NaCl (l) --> KBr (l) -->

72. English

I need to change the word heavy into light only changing one letter at a time

73. Math Division Word Problem

There are 180 minutes in 3 hours. How many minutes are there in 26 hours?

75. Art

1. Frida Kahlo was an artist from this country. (1 point) Germany France Mexico United States 2. This important event happened while Frida Kahlo was growing up. (1 point) Spanish American War Mexican Revolution French Revolution World War II 3. Frida Kahlo

76. Statistics help?

Hi there, I was looking for any assistance or help on how I would go about starting this assignment? Having difficulty understanding it. Thank you in advance. "A stats instructor is interested in investigating time of day his lectures were held on student'

77. Statistics on Psychology

Hi there, I was looking for any assistance or help on how I would go about starting this assignment? Having difficulty understanding it. Thank you in advance. "A stats instructor is interested in investigating time of day his lectures were held on student'

78. Speech

Iambic Tetrameter poem with 8 syllables and 2 stanzas with 4 lines each.

79. math

what would be the change in water speed going from an opening of 10ft height by 25ft width into a tube 5ft height by 18ft width if the water was traveling at 1.2mph?

80. chemistry

Sam had 3 grams of aluminum to react with 16 grams of CuSO4 How many moles of pure copper could she recover

Find x if m

82. math

the function f9b) = 12b + 750 represents the cost in dollars for printing b books with a publish on demand service. what is f 100

83. Econ

How can you compare standards of living across countries?

84. laws and ethics

DOES HIPAA AFFECT THE PATIENT`S ACCESS TO HIS OR HER MEDICAL RECORDS? IF SO, DESCRIBE THE EFFECT AND THE PROCEDURE FOR OBTAING ACCESS.

85. English

What are all the settings in "Frankenstein"?

for my physical science class were supposed to name ionic compounds and change the name into a formuala but i don't understand how to do it my teacher didn't explain it fully. Ex:Na2CO3= Sodium Carbonate Sodium phosphide=Na3+P-3

87. US History- Revolutionary War

We have a test on the revolutionary war, as teacher what are the main topics of the rev war i should focus on? main battles/ people? thanks so much!

88. algebra

Hi can I get help with these two questions. 1. Everytime the pedals go through 360 degree rotation, the tires roate three imes. if the tires are 24 nches in diameter, what is the minimum numbe of comlete rotions of the pedls needed forr the bicycle to

89. Science - Electric Circuits

A __________is the flow of _________ along a path?

90. Environmental Science

Where can I find the salinity of the soil in the Amazon Rainforest?

91. Calc Help

q=2500+(600/r+2)-40p Find dq/dp q=3000-100z+(400/p+5) Find dq/dp Please help. Final tom and can't figure this out. I know it's simple. Yes, they are simple. Show your work, I will critique it.

92. Calculus

Given y=log(x), what is dy/dx? If you have to derive this from first principles, then you have to use the defintion of the Logarithm. E.g. you could use that the Logarithm is the inverse of the exponential function and that the derivative of the

93. Calculus

Find derivative: (write answer as single fraction) y=ln((4x-1)/x^3) So far I have: y'=(4/(4x-1))-3/x How do I write as single fraction duplicate.

94. Calculus

S'(t)= -147.78e^(-0.2t) S=7389 units when t=0 find the function that describes the number of daily sales t days after the end of the campaign Really stuck can someone help me to just find the function so I can head in the right track for the rest of the

95. Math

A skyscraper is 1150 feet above ground level. It extends 35 feet below ground level. What is the total length of the skyscraper from top to bottom.

96. Science

A frog’s intestine absorbs toxins, such as venom in insects, along with nutrient s. The liver then filters these toxins out. Why is this filtering so important?

97. Calculus check 1 questiom

Determine the equation the tangent line on curve 4e^x on (0,4). Since derivative of 4e^x =4e^x, then I plugged in 0 for X and the slope I got was 4. Then I wrote the equation and got y=4x +4

98. Math

What's the simplest form of 3x 1/6?

99. Algebra

The perimeter of a rectangular booth at the craft festival must be at least 58 feet. The width of JOhn's booth is 7 1/2 feet. What lengths of the rectangle will meet the required perimeter? 1. Define variable and write and inequality 2. Solve the