Saturday

July 23, 2016
Total # Posts: 116

**Trig**

Solve each equation for exact solutions over the interval [0,360)where appropriate. Round approximate solutions to the nearest tenth degree. Sin^2Theta=Cos^2Theta+1 My Work: Using double angle Identity I subtract 1 to other side therefore: 1-Sin^2theta=Cos^2theta= Cos2theta=...
*April 27, 2016*

**Math **

Distributive property: -6(4x)=-24x -6(9)=-54
*April 27, 2016*

**Physics**

A 2 kg block of ice is placed in a container at 0 °C. How much energy is required to completely melt the block of ice? (Specific latent heat of fusion for ice = 334 J/g.) A little confused as to what formula to use for this
*March 31, 2016*

**Computer Science/Pseudo Code Python**

menu driven code
*February 28, 2016*

**History**

I am not very sure as to what I should say but I kind of have an Idea but I need some one to lend a hand putting it all together into a paragraph written answer not an essay, but it is worth 100 points, this help would be greatly appreciated! NOTE! I am asking for key pieces ...
*January 7, 2016*

**Math, Algebra II**

Help would be great, it is for a "test" to see what we know, so it is not worth anything but I still would like to see if I can make changes to it before I submit it. :D 3.) Select the equation that has infinitely many real solutions. (these are all fractions btw) A...
*December 11, 2015*

**Math**

oh, looks like Ms. Sue has got you covered. xD
*December 11, 2015*

**Math**

Are you sure the equation say 13 hours and not 3 hours? I found the exact equation online but with 3 hours not 13. I can try to help either way though :D
*December 11, 2015*

**Physics**

A Canon shoots an artillery shell towards a target 4.54 km distant, where it lands at the same level it was shot. It was noted that the elapsed time of the projectile was 27.5 seconds. What was the muzzle velocity of the shell? (there is a picture showing a canon shooting the ...
*October 8, 2015*

**History,Maths Literacy,Geography &Life Science**

I'm Ronald from Limpopo at tzaneen i was doing this subject at Bessie maake life science level 1.geography level 3.history level 4.English level3.math literary level 2 lo level4 sepedi level4.
*September 9, 2015*

**Math**

1/4y for y = 16
*July 18, 2015*

**Algebra 2 Honors**

I have a question on my math homework. The problem is: Suppose r varies jointly as s and t. If s = 20 when r = 140 and t = -5, find s when r = 7 and t = 2.5. I used r = kst. I plug in and get 140 = k(20)(5). I then multiply and get 140 = k(-100). I then divide each side by -...
*May 19, 2015*

**math**

Sorry dude, but I really don't care. I just puked a lot of food so I'm not in the mood for it OK? Thanks. Steve's got your answer though if you'd like an answer . . .
*December 17, 2014*

**vy? in Physics**

During what time interval does vy become zero? So I can't really understand what vy means, I know its a abbreviation but I need help on this problem that has a cannon shooting a cannonball horizontally and it has 3 points; the first being 1s, then 2s, then 3s which is when...
*December 11, 2014*

**science**

the constant value for speed of light is 3x10to the 7 m/sec. what is the mass equivalent of 100000 N-m of energy
*December 4, 2014*

**Sociology (stats) help**

Given the mean = $12 Standard deviation = $2.50 Suppose that a large state university graduate research assistants are paid by the hour. Data from the personnel office show the distribution of hourly wages paid to graduate students across the campus is approximately normal ...
*October 8, 2014*

**Physics**

Can someone please explain the method to solving the following electrostatics problem? Thank you very much. Consider three charged sheets, A,B, and C. The sheets are parallel with A above B above C. On each sheet there is a surface charge of uniform density: –4 x 10^(-5) ...
*August 29, 2014*

**english**

choose from these words: Cour,di-,du-, -dom,-fy,il and im-, -ish, magni-, phob, pro-, psycho- The apartment the realtor showed us was (...ficent)______, but it was (...practical)_____for us. Not only was it too large, but it would also make an uncomfortable dent in our budget...
*June 20, 2014*

**Reading**

Words to choose from: Charisma, Contemporary, contend, conversely, extrovert, poignant, prevalent, proponent, quest and traumatic (1)___(Contemporary)young people may be able to list the many accomplishments of the Rev. Dr. Martin Luther King, JR. They may know that he was a ...
*June 20, 2014*

**MATH**

167
*February 9, 2014*

**Accounting**

The total assets of Capp Co. are $600,000 and its liabilities are equal to two-thirds of its total assets. What is the amount of Capp Co.’s owner’s equity?
*January 11, 2014*

**Abnormal psychology**

How do the experiences of children who feel anxiety or depression compare to those of adults who feel anxiety or depression? Explain your answer.
*December 14, 2013*

**psychology270**

How do I show a presentation on Unipolar and Bipolar Depression?
*November 27, 2013*

**science**

how do I make a presentation?
*November 27, 2013*

**algebra**

The city commission wants to construct a new street that connects Main Street and North Boulevard as shown in the diagram. The construction cost has been estimated at $110 per linear foot.Find the estimated cost for constructing the street. (North Blvd. is 9 mi and Main St. is...
*November 21, 2013*

**Math**

The amount to be financed on a new car is $9,500. The terms are 11% for 4 years. What is the monthly payment? (a) State the type. future value ordinary annuity present value amortization sinking fund (b) Answer the question. (Round your answer to the nearest cent.) $
*June 14, 2013*

**Math**

I tried that and it was the wrong answer.
*June 12, 2013*

**Math**

Choose a natural number between 1 and 100, inclusive. What is the probability that the number chosen is not a multiple of 4? (Enter the probability as a fraction.)
*June 12, 2013*

**Math**

Find the requested probability. P(Ā) if P(A) = 0.8 P(Ā) =
*June 12, 2013*

**Math**

What is the probability of getting a license plate that has a repeated letter or digit if you live in a state in which license plates have one numeral followed by three letters followed by three numerals? (Round your answer to one decimal place.)
*June 12, 2013*

**math**

find the present value, using the present value formula and a calculator. (Round your answer to the nearest cent.) Achieve $225,500 at 8.35% compounded continuously for 8 years, 125 days.
*June 9, 2013*

**Math**

Assume the car can be purchased for 0% down for 60 months (in lieu of rebate). A car with a sticker price of $42,200 with factory and dealer rebates of $5,100 (a) Find the monthly payment if financed for 60 months at 0% APR. (Round your answer to the nearest cent.) (b) Find ...
*June 8, 2013*

**Math**

Perform the given set operation. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. (Enter your answers as a comma-separated list. Enter EMPTY for the empty set.) {x | x is a multiple of 2} union {x is a multiple of 3}
*May 22, 2013*

**Physics**

Please Problem 3 someone!?
*May 11, 2013*

**psychology**

Learning from animal responses 1930 - 1950
*May 4, 2013*

**College Finance**

Number 1: 1 + 1R4 = {(1 + 1R3)(1 + 4f1)}1/4 1.111 = {(1.1075)3(1 + 4f1)}1/4 (1.111)4 = (1.1075)3(1 + 4f1)) (1.111)4 / (1.1075)3 = 1 + 4f1 1 + 4f1 = 1.12157 4f1 = 12.16% 1 + 1R5 = {(1 + 1R4)4(1 + 5f1)}1/5 1.1148 = {(1.111)4(1 + 5f1)}1/5 (1.1148)5 = (1.111)4(1 + 5f1) (1.1148)5...
*February 19, 2013*

**College Finance**

I am not going to solve all the problems, since it is all the same thing with different numbers.I will solve number 5: {(1.0305)^4) / (1+0.0210)^2)}^0.50) -1 Answer: 4% Market expected rate.
*February 19, 2013*

**Math**

If a wheel has a nail stuck in the tire, the tire is 60m in diameter and the wheel drove R -234(1,0) how far did the nail travel?
*January 27, 2013*

**chemistry**

i love pie
*November 5, 2012*

**science**

suppose you want to find out about boiling points of different liquids: describe how you could go about finding the information.
*August 21, 2012*

**finance**

Defining capital structure weights) Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $410 million. Since the primary asset of this business is real estate, Templeton’s management has determined that they will be able to...
*March 29, 2012*

**AIU**

You are the lead human–computer interaction (HCI) engineer on a major defense project supporting the government and its integration of a new system and application design for use by federal investigators. Part of your job is to elicit and define the user interface ...
*March 25, 2012*

**Economics**

Two firms compete as a Stackelberg duopoly. The inverse market demand they face is P = 62 - 4.5Q. The cost function for each firm is C(Q) = 8Q. The outputs of the two firms are: A. QL = 48; QF = 24. B. QL = 35; QF = 6. C. QL = 6; QF = 3. D. None of the statements associated ...
*March 20, 2012*

**Managerial Economics**

The demand for health club services is Q = 350 − 2P and the marginal cost of providing these services is MC = 110 + 2Q. If a two-part tariff pricing system is used, what is the optimal price and quantity combination? a.P = 52 and Q = 240 b.P = 199 and Q = 52 c.P = 26 ...
*March 20, 2012*

**Economics**

A local video store estimates their average customer's demand per year is Q = 7 - 2P, and knows the marginal cost of each rental is $0.5. How much should the store charge for each rental if it engages in optimal two-part pricing? Answer A. $0.35 B. $0.5. C. $0.7. D. $1.00.
*March 20, 2012*

**Economics**

The price elasticity of demand for senior citizens purchasing coffee from McDonald's is -5 while non senior citizens have a price elasticity of demand equal to -1.25. If is cost McDonald's $0.02 to produce a coffee, the optimal price for a cup of coffee for non senior...
*March 20, 2012*

**Economics**

If a firm supplies separable markets with price elasticities h1 and h2, it should set prices P1 and P2 so that: a.P1 /h1 = P2 /h2 b.P1/(1 - 1 /h1) = P2 / (1 - 1/h2) c.P1(1 + 1/h1) = P2 (1 + 1/h2) d.P1 = 1 - 1/h1 and P2 = 1 - 1/h2 e.P1h1 = P2h2
*March 20, 2012*

**statistics**

An expert witness in a case of alleged racial discrimination in a state university school of nursing introduced a regression of the determinants of Salary of each professor for each year during an 8-year period (n = 423) with the following results, with dependent variable Year...
*March 19, 2012*

**statistics**

(a) Plot the data on lightning deaths. (b) Describe the trend (if any) and discuss possible causes. (c) Fit an exponential trend to the data. Interpret the fitted equation. (d) Make a forecast for 2005, using a trend model of your choice (or a judgment forecast). Explain the ...
*March 19, 2012*

**statistics**

(a) Plot the data on lightning deaths. (b) Describe the trend (if any) and discuss possible causes. (c) Fit an exponential trend to the data. Interpret the fitted equation. (d) Make a forecast for 2005, using a trend model of your choice (or a judgment forecast). Explain the ...
*March 15, 2012*

**statistics**

An expert witness in a case of alleged racial discrimination in a state university school of nursing introduced a regression of the determinants of Salary of each professor for each year during an 8-year period (n = 423) with the following results, with dependent variable Year...
*March 15, 2012*

**statistics**

In the following regression, X = total assets ($ billions), Y = total revenue ($ billions), and n = 64 large banks. (a) Write the fitted regression equation. (b) State the degrees of freedom for a twotailed test for zero slope, and use Appendix D to find the critical value at...
*March 15, 2012*

**statistics**

Choose either 2 ¡Á 2 contingency table shown below (males or females). Research question: At ¦Á = .005, is smoking independent of race? (Smoking rates are from Statistical Abstract of the United States, 2001, pp. 16 and 12, applied to hypothetical ...
*March 13, 2012*

**statistics**

A study of health care planning undertook a mail survey of hospital administrators in Arkansas, Louisiana, and east Texas. Research question: At á = .05, is the type of planning independent of the intensity of competition? (Data are from D. O. McKee, P. R. Varadarajan, ...
*March 13, 2012*

**statistics**

he mean height of a certain kind of plant is 190 centimeters. Suppose we want to carry out a hypothesis test to see if the mean height when these plants are treated with a certain chemical differs from 190 . State the null hypothesis and the alternative hypothesis that we ...
*March 6, 2012*

**Geometry**

2 root3 = square root of xsquared + 5x
*March 6, 2012*

**mlk**

how did jane goodall solve the problem of living alone in the jungle
*February 27, 2012*

**physics**

A) Formula for average velocity for motion with constant acceleration. 1/2(initial velocity + final velocity) Therefore, 1/2(0 + 4.12) = 2.06 m/s B) Use the answer from above to calculate the total distance. 2.06 * 4.77 = 9.8262 meters.
*November 17, 2011*

**physics**

A) Formula for average velocity for motion with constant acceleration. 1/2(initial velocity + final velocity) Therefore, 1/2(0 +
*November 17, 2011*

**Physics**

A daredevil is shot out of a cannon at 54 degrees to the horizontal with an initial speed of 33.3 m/s. A net is positioned a horizontal distance of 41.8 m from the cannon. At what height above the cannon should the net be placed in order to catch the daredevil? The ...
*September 19, 2011*

**Physics**

A home run is hit such a way that the baseball just clears a wall 30 m high located 117 m from home plate. The ball is hit at an angle of 40 degrees to the horizontal, and air resistance is negligible. Assume the ball is hit at a height of 2 m above the ground. The ...
*September 19, 2011*

**3rd grade math**

a. 1753 b. 3531 c. 5731 d. 7351
*September 19, 2011*

**math**

3(4)=12
*September 19, 2011*

**calculus**

You are right
*June 28, 2011*

**calculus**

If I did it correctly I got 4x ln (x^2).
*June 28, 2011*

**calculus**

I need to find the dy/dx of x^2ln(x^2)I tried to do it the way I thought, but it did not come out right.
*June 28, 2011*

**science**

if barium ions have a charge of 2= nd hydroxide ions have a charge of 1-, the compound calcium is what?
*June 5, 2011*

**science**

if barium ions have a charge of 2= nd hydroxide ions have a charge of 1-, the compound calcium is what?
*June 5, 2011*

**science**

if barium ions have a charge of 2= nd hydroxide ions have a charge of 1-, the compound calcium is what?
*June 5, 2011*

**physical science**

how many beats in 206 Hz
*May 27, 2011*

**English**

When taking notes, include any supporting evidence, examples, and other information you found that will clarify difficult concepts. Vocabulary Strategy? Which words or word parts did you use?
*May 24, 2011*

**science**

a player used a hockey stick to increase the speed of a .200 kg hockey puck by 6 m/s in 2 seconds. how much force was exerted on the puck?
*May 23, 2011*

**math**

A debt of $6000 is to be amortized with 8 equal semiannual payments. If the interest rate is 5%, compounded semiannually, what is the size of each payment? (Round your answer to the nearest cent.)
*May 1, 2011*

**math**

write the expression that can be used to find the area of a polygon made of triangles with an area of n square units each
*January 24, 2011*

**12th grade**

C6H8O7 + 3NaOH --> NaC6H5O7 + 3H2O
*December 14, 2010*

**12th grade**

C6H8O7 + 3NaOH --> NaC6H5O7 + 3H2O
*December 14, 2010*

**Business Management**

Pick a team that you are currently a member of, a prior team in which you were a member, or search the Internet for an example of a real-life team. Be sure to choose one that meets these two criteria: (1) it’s not part of a for-profit business and (2) you can argue it&#...
*December 13, 2010*

**Math**

b=c+4 b-10=2(c-10) (c+4)-10=2c-20 c-6=2c-20 c=14 b=14+4 Bonnie is 18 years old.
*December 13, 2010*

**1st grade**

I pass the test
*November 8, 2010*

**Maths**

9. consider the function y=e^-x sin x where pie < x < pie find dy/dx which is e^-x(cos x - sin x) show that at stationary points, tan x = 1. - I have done this part I dont understand this part: How do I do this: determine the co-ordinates of the stationary points correct...
*November 8, 2010*

**Psychology **

Are there any book or websites that help me answer this question... Has Britains obsession with celebrity culture gone too far?
*November 8, 2010*

**Maths**

dy/dx of tan x is sec^2 x is there another way of writing sec^2 x?
*November 8, 2010*

**Maths**

How can I say that the re-arranging method is less efficient with using the iterative formula than the Newton - Raphson Method?
*November 7, 2010*

**Maths**

For the fixed point iteration method; re-arranging method, how can I describe ho the iterative formula works?
*November 7, 2010*

**elementary functions**

Sorry she made a mistake you need to use the quadratic formula which you can find on youtube.
*November 2, 2010*

**MATHS**

i NEED TO TURN (7X-3)^1/3 INTO AN ITERVATIVE FORMULA USING THE NEWTON RAPHSON FORMULA? HOW DO I DO IT IN SIMPLE STEPS?
*October 10, 2010*

**history of africa**

how did geography help or hinder the process of migration from middle east to africa
*September 29, 2010*

**Math 117 Algebra**

i want to learn algebra
*June 18, 2010*

**Physics**

Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of 70 N to move it up. ...
*April 8, 2010*

**Physics**

Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of 70 N to move it up. ...
*April 8, 2010*

**Physics**

Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of 70 N to move it up. ...
*April 8, 2010*

**Calculus**

what does K1 stand for??
*March 17, 2010*

**Calculus**

A steamship sails upriver from A to B against a current of three km/h. If the amount of fuel consumed per hour varies as the cube of the speed through the water, how fast should the captain order the ship to steam, if the fuel consumption for the journey from A to B is to be a...
*March 17, 2010*

**2nd grade**

what is the wrong verb in this sentence? One person done something wrong?
*February 17, 2010*

**Algebra**

Any and all help would be greatly appreciated. I'm trying to help my niece and I'm afraid that it is not possible. The volume of a cubic container is x^3 cubic inches. The height of the container was decreased and the length was increased so that the volume is now ...
*November 30, 2009*

**us history**

How did religion influence the development of the British Colonies?
*October 7, 2009*