Thursday

November 26, 2015
Total # Posts: 65

**Calculus**

Find the solution t the differential equation dz/dt = 2te^z that passes through the origin. My answer is -In (1-t^2), but my answer is populating as incorrect. Can someone help please?
*November 20, 2015*

**Calculus**

Solve the initial value problem 2y" + 5y' - 3y = 0 y(0) =7, y'(0) = 7 Can someone please help. The answer I came up with is 35 exp(-x) - 28 exp(-3x/2), but my answer is wrong.
*November 20, 2015*

**Science**

Can someone please help me with this problem? A 200-1b block rests on a horizontal plane. Find the magnitude of the force P required to give the block an acceleration of 10 ft/s2 to the right. The coefficient of friction between the block and the plane is 0.25.
*November 8, 2015*

**Algebra grade 7**

A square carpet covers an area of 64 ft ^2. What is the length of each side of the carpet ?
*September 9, 2015*

**Algebra grade 7**

a square carpet covers an area of 64 ft ^2. what is the length of each side of the carpet?
*September 9, 2015*

**healthy**

people who regularly engage in at least moderate intensity aerobic activity have a significantly lowe risk of developing _then do inactivity
*June 28, 2015*

**Math**

Jim wants to borrow some money but wants to find the best deal. Which is his best option using simple interest? Round to 2 decimal places.
*February 26, 2015*

**Physics**

In order to qualify for the finals in a racing event, a race car must achieve an average speed of 230 km/h on a track with a total length of 1810 m. If a particular car covers the first half of the track at an average speed of 245 km/h, what minimum average speed must it have ...
*September 22, 2014*

**mathematics**

a drinks machine dispenses coffee into cups. A sign on the machine indicates that each cup contains 50 ml of coffee. the machine actually dispenses a mean amount of 55ml per cup and 10% of the cups contain less than the amount stated on the sign. assuming that the amount of ...
*April 18, 2014*

**Statistics**

For the z-score mean-SD how do you get the percentage without using a calculator
*March 8, 2014*

**Statistics**

If I don't know the mean and the standard deviation how can I find the area of z-score -0.75
*March 8, 2014*

**Statistics**

If I don't know the mean and the standard deviation how can I find the area of z-score -0.75
*March 8, 2014*

**Statistics **

Consider the standard normal distribution. Find the area for the z-score -0.75. Draw a picture of this distribution showing the location of the z-score and the mean. Shade the region corresponding to the area found for the z-score.
*March 8, 2014*

**Buisness Math**

27inches
*April 30, 2013*

**english**

topic: Negative impact of teenagers usage on Facebook. Need to write a paragraph on this topic don't know what to say or how to start. Must have an introduction with a thesis statement.
*February 14, 2013*

**College Math**

That's how the question is in the book.
*November 17, 2012*

**College Math **

Suppose the supply and demand for a certain videotape are given by: Supply: p=1/3q^2 Demand: p=-1/3q^2+48
*November 17, 2012*

**math**

Write a subtraction problem involving regrouping that has Ted reading 304 pages.answer yourquestion.
*October 4, 2012*

**Math**

Men in Black II grossed $19,821,658 on 3557 screens on the opening Friday. If theaters are open from noon to midnight, have 15 minutes in between showings, and average $6 a ticket for the 82 minute movie, find the average number of people who attended each showing.
*September 16, 2012*

**satistics**

Rank the following data in increasing order and find the position and value of the 65th percentile. Please show all of your work. 2 1 6 3 4 7 0 0 0 7 5 8
*August 20, 2012*

**Healthcare Finances**

You are considering starting a walk-in clinic. Your financial projections for the first year of operations are as follow: Revenues (10,000 visit) $400,000 Wages and benefits $220,000 Rent $5,000 Depreciation $30,000 Utilities $2,500 Medical supplies $50,000 Administrative ...
*July 21, 2012*

**Statistics**

A study in Orlando, Florida claimed that the mean commute time for all employees working at Disney exceeds 40 minutes. This figure is higher than what was assumed in the past. The plan is to test this claim at a level of significance = 0.05 and a sample size = 100 commuters. ...
*April 27, 2012*

**Native American Studies**

A) The United States and Western Europe B) The Old West of the frontier days C) Tribes from the West Indies D) All tribal regions in the Western hemisphere
*April 16, 2012*

**mathematics**

Write all of the following statement(s) that apply to the following polynomial: -5x3 + 2x2 – 7 It is a binomial. It cannot be evaluated at x = It has a degree of 3. It is cubic.
*February 19, 2012*

**math**

ms fuller has 2 2/6 pies left over from her party. write the number of pies left over as a fraction greater than 1
*February 2, 2012*

**statistics**

. As a part of their customer-service program, United Airlines wanted to select 10 passengers from today's 9 A.M. Chicago-Tampa flight to be interviewed regarding airport facilities, service, and amenities in the waiting area. Each passenger was given a number on check in...
*November 14, 2011*

**MATH**

=0.2311 (B) p(x is at most 4)=P (x,=4)=p(0)+p(1)+p(2)+p(3)+p(4) =c(12,0)(0.30)^0(1-0.30)^2(12-0)+c(12,1)(0.30)^1(1-0.30)^(12-1) +c(12,2)(0.30)^2(1-0.30)^(12-2)+c(12,3)(0.30)^3(1-0.30)^(12-3)+c(12,4)(0.30)^4(1-0.30)^(12-4) (C) u=np=12*0.3=3.6 12*0.3*0.7=2.52 (2.52)=1.5875 to ...
*November 11, 2011*

**physics**

please someone help me with this...!!
*October 25, 2011*

**physics**

an adult exerts a force of 26n to pull a child across the snow on a sled. The rope joins the sled at an angle of 30 degrees above the horizontal. Ignoring friction, how much work is done in pulling the sled 390m?
*October 25, 2011*

**Math**

Using known Facts to Find Unknown Facts. You can use breaking apart to find a product. Find 4 x 5. example: 4 x 5= 2x5+2x5 =10 + 10 =20
*October 20, 2011*

**Corporate finance**

Determine the approximate percentage appreciation or depreciation of the NASDAQ Composite, Dow Jones Industrial Average, and the S&P 500 for the last 12 months and provide these figures. In addition to showing the percentage change of each index for the last 12 months, also ...
*May 17, 2011*

**NU**

The end of a thin glass-wall tube with an inside diameter of 1-mm is inserted into a reservoir of pure water with a temperature of 25 degree C. What is the surface tension (adhesoin) force on the water inside the tube? To what height will the water rise in the tube?
*March 17, 2011*

**math**

What is 27/60 writen as a decimal
*December 6, 2010*

**3rd grade**

120
*October 31, 2010*

**health**

show me how to put this in a slide
*October 10, 2010*

**com 285**

E-mail etiquette
*August 24, 2010*

**multiple intelligences**

have you ever used mnemonics to remember something complicated? if so, describe the techniques you have used. what ways might you use mnemonics to be more effective college student and adult learner.
*July 15, 2010*

**application statistic**

assume that a set of test score is normally distrubuted with a meanof 100 and a standard deviation of 20 find the quantities using the 68-95-99.7 rule to get: the percentage of scores less than 100: B) relative frequency of scores less than 120 c) percentage ofless than 140, D...
*June 7, 2010*

**psychology**

psychology
*May 28, 2010*

**statistics**

mean =100 sd=2o (100+20) =120(100-20) = 80/o=0
*May 27, 2010*

**statistics**

The first class in a relative frequency table is 50–59 and the corresponding relative frequency is 0.2. What does the 0.2 value indicate?
*April 24, 2010*

**sewing2**

reducing the side seams by 1/2 in.
*April 20, 2010*

**basic math**

If 3 pounds (lb) of apples cost 90¢, what will 10 lb cost?
*April 4, 2010*

**statistical applications**

compute the mean, median, first quartile, and third quartile.
*March 8, 2010*

**college**

how many grams of chlorine are in 65 grams of CF2Cl2?
*February 22, 2010*

**History**

What social, political, and economic changes pulled the North and South secession? What was the final determining factor that led to Southern secession?What social and economic changes discussed in previous chapters fueled sectional conflict?
*November 18, 2009*

**HIS 115**

What is the notion of predestination and how did it impact New England settlement? How did religion play a crucial role in the lives of New England women?
*October 5, 2009*

**HIS 115**

Use the information in the Gutiérrez Map to answer the following questions: • How and where are Native Americans presented on this map? • How might have the map’s indication of where Native Americans lived strengthened European claims of sovereignty? &#...
*October 2, 2009*

**HUM 205**

What are three relationships between the arts of Middle Ages and Early Middle Ages culture? What are three relationships between the arts and Late Middle Ages culture?
*September 1, 2009*

**MATH**

Billy is 9 and Suzy is 19
*August 27, 2009*

**MATH**

suzy is ten years older than Billy and next year she will be twice as old as Billy. How old is Suzy now? How old is Billy?
*August 27, 2009*

**AED 200**

What are the fundamental differences between Western philosophies and Native North American ways of knowing? How does each culture generally view the world and education? How can you incorporate seemingly different ways of knowing into your curriculum?
*August 25, 2009*

**math**

THERE ARE 25 STUDENT IN A CLASS. 2/5 ARE BOYS. HOW MANY GIRLS ARE IN THERE
*May 6, 2009*

**Home Economics- Clothing and Textiles**

what is disposal of fullness
*April 14, 2009*

**math**

what is the translation that maps the funtion f(x)= x squared - 1 onto the funtion g(x0= x squared + 1
*February 16, 2009*

**Statistics**

2. The time (in number of days) until maturity of a certain variety of hot pepper is normally distributed, with mean m and standard deviation s = 2.4. This variety is advertised as taking 70 days to mature. I wish to test the hypotheses H0: m = 70, Ha: m > 70, so I select a...
*November 30, 2008*

**Statistics**

1. A certain population follows a normal distribution, with mean m and standard deviation s = 2.5. You collect data and test the hypotheses H0: m = 1, Ha: m 1. You obtain a P-value of 0.022. Which of the following is true? Why? a. A 95% confidence interval for m will include ...
*November 29, 2008*

**Quadratic Equation**

Solve s2 + 5s + 7 = 0
*November 20, 2008*

**math**

How did you get 6,9 and 18?
*November 20, 2008*

**Entrepreneurial**

FACTORS THAT CONTRIBUTE TO ENTREPRENEURSHIP?
*September 14, 2008*

**Entrepreneurial**

explain why a lazy demotivated person would not be a suitable candidate to become an entrepreneur?
*September 14, 2008*

**Economics**

Explain how the concepts of scarcity, choice and opportunity cost are related to the spending priorities of state government and can be illustrated by these two main areas: road construction and school classroom construction. With spending of only 300 million and 600 million a...
*June 11, 2008*

**Economics**

For the years 1970-2004 draw a graph to illustrate what has happened to real GDP per capita and real hourly earnings.
*June 11, 2008*

**spanish**

What does complir anos mean?
*March 6, 2008*

**math**

the inverse cosine of negative 0.947 Put it in your calculator... The sequence of keys in my old ten dollar calculator is .947 +- 2nd COS Other calculators have different keys strokes. If you want to be neat, type this into a google search window: arccos(-.947) in degrees
*November 3, 2006*

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