# Posts by Dennis

Total # Posts: 175

1. ### Cosine Math Question

Graph a cosine function whose amplitude is 4, period is ? , midline is y=?3 , and y-intercept is (0,?1) . The first point must be on the midline and the second point must be a maximum or minimum value on the graph closest to the first point. I appreciate the help thanks
2. ### law

'Property law is an area of law that enforces rights of ownership, possession and transferability, over things , may it be, public property (government owned), private property such as homes or business and it can be tangible or intangabile.' my first language isnt ...
3. ### math

Marlye posted a story on her blog. On the first day there were 80 responses and on the second day there were 180 responses. What percent is the increase, 100, of the original number of responses, 80?
4. ### math

A mountain bike is priced at \$413. If the sales tax is 6.5 percent, what is the cost to purchase the mountain bike? Round to the nearest cent if necessary.
5. ### science

one mole of an ideal gas is allowed to expand isothermally at 29.3 degree celsius from a volume of 4.0 litres and pressure of 5.0 atm to a volume of 10.0l and pressure of 2.0atm

A bag
7. ### Math

what is -678* (34^56) =

A mug
9. ### statistics

a bag contains 4 blue marbles,6 red marbles, 10 yellow marbles and 6 green marbles.What is the probability of not drawing a red marble?
10. ### math

If a man saves \$6000 each year for 7 years and reinvests his interest at a 5 percent interest rate annually, how much will he have a that the end of year 7?
11. ### calculus

1. A rocket is fired vertically into the air. Six kilometers away, a telescope tracks the rocket. At a certain moment, the angle between the telescope and the ground is and is increasing at a rate of 0.6 radians per minute. (See the picture. I have defined y to be the height ...
12. ### Math

the room is rectangular and measures 9 feet on one side and 15 feet on the other. she needs 0.5 ounces of paint per spuare foot. how much paint does she need?
13. ### mechanics of machines

A vehicle travelling at 29m/s on a level road surface which curved to a radius of 50m about to overturn The centre of gravity at centre of the 1.5m track. a. At what height is the centre of gravity b. At what velocity could the vehicle negotiate the same curve, out banked to ...
14. ### mechanics of machines

A car of mass 600 kg reduces speed from 90 km/h to 54 km/h in 15 seconds. Determine the braking power required to give this change of speed.
15. ### Physics

How long must a 25 degree ramp be to slow to a momentary stop a runaway truck moving along a truly horizontal highway at 85 miles per hour
16. ### chemistry

the reaction of methane and water is one way to prepare hydrogen for use as a fuel: methanw react with water to from carbonmonoxide and hydrogen if you begin with 995g of methane and 2510g of water, 1.which reactant is the limiting reactant? 2.what is the maximum mass of ...
17. ### chemistry

what mass of excess reactant remians when the reaction is completed?
18. ### physics

320 metres per second
19. ### math

A right circular cone stands on a hemisphere. The base radius of the cone is equal to the radius of the hemisphere. If the base radius of the cone is 10 centimeters and its height is 15 centimeters,calculate the total volume of the solid.
20. ### chuka university

given the eccentilisty and a point that lies on the hyperbola ,find the equation of the hyperbola center origin
21. ### Math

25 tens=_ hundreds 5 tens
22. ### Science

A brick mass of 4.5 kg is thrown rertical into the air the brick leave the hand at a velocity of 10 m/s find the kinetic energy the moment it leave the hand?
23. ### science chemistry

Brandon prepares a potassium hydroxide solution (KOH) that he uses during a titration to determine the unknown concentration of a hydrochloric acid solution calculate the mass of potassium hydroxide that is need to prepare 250 cm^3 of a standard 0,125 mol.dm^-3 KOH solution.
24. ### chemistry

How can i Fill in the missing words Ionisation energy, water, melting point, electronegativity, non-polar, solvent, pair, boiling points, polar A covalent bond is formed when a 1________ of electrons is shared between the bonding atoms.when the electrons are shared equally,a ...
25. ### Math

The prime factorization for 66: Prime factorization is writing a composite number as a product of its prime factors. Sample A: The prime factorization of 504 is 2^3 x 3^2 x 7. In other words, it is a way of writing a product the long way. Sample B: The prime factorization of ...
26. ### Social Studies

What's that supposed to mean? I didn't do anything.
27. ### Social Studies

Where is the Statue of Liberty? It's in New York, you seriously didn't know that? LOL! Wow. Ha-ha.
28. ### English

It looks great! I don't think you need any changes. Is this a writing assignment you did yourself? If it is, it's very strong!
29. ### phy 111

3c, 4c, 5c, 6b, 7a, 8a, 9b, 10c, 11d, 12a, 13d, 14a, 15b, 16a, 17b, 18d, 19d
30. ### Life orientation

Can you please explain for me in a short paragraph what can trigger spectator aggression in sport
31. ### math

If you have 100 numbers (1 - 100, including 1 and 100) and you choose 2 of them then do the formula x + y + xy (x being the first number and y being the second) and you replace the 2 numbers chosen with that new number, what are the last possible values for the last number? ...

68N 42N
33. ### American Government

Thank you for responding! Is #1 D instead?
34. ### American Government

I need some help with some Government questions: 1. All of the following are ways that formulating our budget has changed EXCEPT: A. Budget and Accounting Act of 1921 B. transfer of Office of Management and Budget to the Executive Office of the President C. Congressional ...
35. ### American Government

Hi, I need some help with a couple government questions. 1. State governments could print their own paper money under the articles of confederation. True or False **my answer=true 2. Which of the following explains changes that happened in U.S. foreign policy after the ...
36. ### The Odyssey and Orestia

Hi. I need some help with a few questions regarding The Odyssey and Orestia. (I have eliminated some of the possible choices because I know they are incorrect) 1.How are the endings of both the Odyssey and the Orestia similar? A.In both cases, the goddess ...
37. ### AP English Literature: The Odyssey

Hello. I am in need of some help with these following questions about The Odyssey: 1. When Odysseus finally lands upon the island of the Phaiacians, what happens which leads him to come out of disguise and reveal his true identity? A. Athena vows to protect him and tells him ...
38. ### Government

I need some help with some Government questions: 1. All of the following are ways that formulating our budget has changed EXCEPT: A. Budget and Accounting Act of 1921 B. transfer of Office of Management and Budget to the Executive Office of the President C. Congressional ...
39. ### US Government

Hello, I need some help with a few Government true/false questions. The Office of Management and Budget can withhold funding for a program that the President considers ineffective. My answer=False The threat of the spread of communism around the world is still the main focus ...

1.a
41. ### History

How could the 1933 Ukraine Genocide be prevented?
42. ### History

What survival tactics were used in the 1933 Ukraine Genocide?
43. ### Civilization

What do you think about the rules of civilization? Do they free us and enable us to rise to our best selves? Or do the rules constrain our bad nature that lie at the heart of ourselves?
44. ### Geography

Thanks Ms. Sue!
45. ### Geography

What is the largest volcano in close proximity to Calgary?
46. ### Physics

In other words, refer to the answers above and perhaps to others on the internet. You're welcome!
47. ### Physics

There has been so much said, and on the whole so well said, that I shall not occupy the time.
48. ### Science

whats is a structure that was built with keeping costs low as the primary concern?Also, what is a structure (with the same function as the one above) that was built with no regard to cost: What are the difference between the two?
49. ### science

Also, what is a structure (with the same function as the one above) that was built with no regard to cost: What are the difference between the two?
50. ### science

whats is a structure that was built with keeping costs low as the primary concern?
51. ### Math

Sorry about the Chinese, the Chinese words are Celsius.
52. ### Math

I don't understand this question, could someone solve/walk me through this? One afternoon in Fort Simpson, Northwest Territories, the air temperature was −10ºC and the wind speed was 25 km/h. The air temperature dropped by 5ºC in the evening, but the wind ...

3X+4=-8+6X
54. ### chemistry

What is the pH of a buffer solution that is made by adding 21.0 grams of sodium fluoride to 1.00 Liter of 0.15M hydrofluoric acid? (see the Table above for the Ka of hydrofluoric acid; calculate the pH to 2 decimal places) hint: you will have to find the molarity of NaF in ...
55. ### chemistry

Liquid elemental iron is produced in the thermite reaction because enough heat is generated to melt the iron: 2 Al(s) + Fe2O3(s)----> Al2O3(s) + 2 Fe(l) What mass of aluminum is needed to produce 750 grams of iron?
56. ### chemistry

Liquid elemental iron is produced in the thermite reaction because enough heat is generated to melt the iron: 2 Al(s) + Fe2O3(s)----> Al2O3(s) + 2 Fe(l) What mass of aluminum is needed to produce 750 grams of iron?
57. ### chemistry

15. Liquid elemental iron is produced in the thermite reaction because enough heat is generated to melt the iron: 2 Al(s) + Fe2O3(s)----> Al2O3(s) + 2 Fe(l) What mass of aluminum is needed to produce 750 grams of iron?
58. ### chemistry

What is the pH of a buffer solution that is made by adding 21.0 grams of sodium fluoride to 1.00 Liter of 0.15M hydrofluoric acid? (see the Table above for the Ka of hydrofluoric acid; calculate the pH to 2 decimal places) hint: you will have to find the molarity of NaF in ...
59. ### chemistry

What is the pH of a buffer solution that is made by adding 21.0 grams of sodium fluoride to 1.00 Liter of 0.15M hydrofluoric acid? (see the Table above for the Ka of hydrofluoric acid; calculate the pH to 2 decimal places) hint: you will have to find the molarity of NaF in ...
60. ### math

Find an angle between 0 & 360 degrees that is coterminal 820 degrees.

30 degrees
62. ### Application: Two-Sample t-Tests

Should Martha use an independent-samples t-test or a related samples t-test? Explain your answer.
63. ### geography

What does the word napasta mean in english?
64. ### english grammar

Ramesh generally drinks an orange juice

find the total amount due on a loan of N80,000.00 at 18percent simple interest at the end of 4months. (2)question is find the total amount due on a loan of N600,000.00 at 12percent simple interest at the end of 3years. Pls i need answer
66. ### statistics

A high school counselor wants to examine whether the teenage pregnancy rate at her school is different from the rate nationwide. She knows that the rate nationwide is 15 %. She randomly selects 80 female students from her high school. She finds that 9 out of 80 students are ...
67. ### science

Calculate the partial pressure of oxygen gas a diver breathes with a heliox mixture containing 2% oxygen at a depth of 100 metres where the total pressure is 100kPa
68. ### Math 6

Some information is missing. The engine has 1 1/4 gallons of oil in it now? And the question is how much more oil is needed to fill to capacity (full). What is the capacity of oil in the engine?
69. ### math

h<48 is not correct, since since this says the height (h) is less than 48" (ie too short).
70. ### math

In order to ride the roller coaster, you must be 48" tall, so H=48. If the question is you must be at least 48" tall, then H=> (equal to or greater than) 48" tall.
71. ### math

One possible answer is Marty's pizza was much larger than Luis' pizza.
72. ### math

One equation would be: x+y=69, correct? (add two integers to equal 69). But then we know the integers are consecutive, so the second integer (y) is one greater than the first interger (x). So the next number after x is x+1 So we can say y=x+1 Then follow the train: x+y=69 x+(x...
73. ### Math

A scale drawing of a house is drawn with a scale of 1 in. : 16 ft. Find the actual length of a hallway that is 5/8 in. On the scale drawing. Show your work
74. ### cryptography

The following file cshift.txt is encrypted using a shift cipher. Decrypt it using key exhaustion. I expect to see 26 complete lines of output. Your program does not have to pick out which shift is English. You may do that by eyeball. Then print the proper plaintext (with ...
75. ### Geometry

the measures of two complementary angles are 16z-9 and 4z+3. Find the measures of the angles.
76. ### computer science

Compare how data is handled in the NTFS EFS+, Ext3fs, and NTFS. Which one do you consider to be the most reliable file system? Why?
77. ### Trigonometry

PUTANGINAYO WALANG SAGOT SA TANONG KUNG BAKIT SIYA MAHALAGA
78. ### Physics

A sprinter explodes out of the starting block with an acceleration of +4.1 m/s2, which she sustains for 1.2 s. Then, her acceleration drops to zero for the rest of the race. (a) What is her velocity at t = 1.2 s. (b) What is her velocity at the end of the race?
79. ### Physics

Two motorcycles are traveling due east with different velocities. However, four seconds later, they have the same velocity. During this four-second interval, cycle A has an average acceleration of 1.8 m/s2 due east, while cycle B has an average acceleration of 3.8 m/s2 due ...
80. ### Physics

A car with a mass of 1500 kg moves at 26 m/s. What braking force is needed to bring the car to a halt in 10 s?
81. ### Organic Chemistry

A lower yield of phosphonium salt is obtained in refluxing benzene than in xylene. Look up the boiling points for these solvents, and explain why the difference in boiling points might influence the yield. I'm not sure how to answer this question. I see that benzene has a ...

83. ### Biology

Dont know the first one Broken character i'll get over it
84. ### math

Quadrilateral ABCD is a square. The coordinates of point A are (3,2), coordinates of point B are (-3,2),and the coordinates of points C are (-3,-4). where on a coordinate plane would I mark the location of point D??
85. ### math

how do i solve 3x+2y=40,x+y=18 i would like the work shown.. thanks.
86. ### math

38 student are in a class 16 like yam,6 like kenkey only,9 like plantain only and 2 likes both the three foods
87. ### Chemistry

What would be the dangers of mixing chlorofluorocarbons (r-22 refrigerant)and chlorine gas in a indoor swimming pool area? Question is in regard to a substanial R-22 refrigerant leak that ends up in a enclosed pool area daily mixing with chlorine gas in that room.
88. ### chemistry

What would be the dangers of mixing chlorofluorocarbons (r-22 refrigerant)and chlorine gas in a indoor swimming pool area? Question is in regard to a substanial R-22 refrigerant leak that ends up in a enclosed pool area daily mixing with chlorine gas in that room.
89. ### chemistry

What would be the dangers of mixing chlorofluorocarbons (r-22 refrigerant)and chlorine gas in a indoor swimming pool area?
90. ### phys

How many kcal of heat are required to vaporize 25.0 kg of water at 100C?
91. ### Math equation

y = -1/2 x-4 Complete the table for this equation. x y (x,y) -1 -2 -4 2 8

An doserver in the window of the lighthouse is 32 meters above the level of the ocean. The angle of depression of the boat is 27° how far is the boat from the lighthouse

deez nuts
94. ### physics

Two objects (m1 = 5.15 kg and m2 = 2.75 kg) are connected by a light string passing over a light, frictionless pulley as in the figure below. The 5.15-kg object is released from rest at a point h = 4.00 m above the table. (a) Determine the speed of each object when the two ...
95. ### statistics

construct the confidence interval for the population mean c=0.98,x=5.6, s=0.6, and n=45
96. ### math

Four darts are thrown at a dart board with four rings, each ring has a different value, If all four darts hit the board, how many different point totals are possible?
97. ### english

i need help with capilalization
98. ### math

how do i solve find x in x^+6x+9
99. ### health

Employees from the billing department are not receiving the accurate codes and information needed for data entry, slowing production and payment for the doctor. As head of the billing department, you have been delegated to lead a problem-solving team to resolve this issue. o ...
100. ### Islamic Managerial Ethics

Discuss the relevance of the five pillars of Islam to managers of organizations in the world today.
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