Friday

August 22, 2014

August 22, 2014

Total # Posts: 792

**Algebra II Part 2**

Use a graphing calculator to solve the equation -3 cos t=1 in the interval from 0 to 2p.Round to the nearest hundredth
*May 19, 2013*

**algebra II Part 2**

The equation h=7 cos{pi/3 t} models the height h in centimeters after t seconds of a weight attached to the end of a spring that has been stretched an then released. (C).Find the times at which the weight is at a height of 1 cm,of 3 cm,and of 5 cm below the rest position for ...
*May 19, 2013*

**Algebra II Part 2**

Verify the identity cot{0-pi/2=-tan 0
*May 18, 2013*

**Algebra II Part 2**

Use an angle sum identity to verify the identity cos 2 0=2 cos 0-1
*May 18, 2013*

**Algebra II Part 2**

Use a graphing calculator to solve the equation -3 cos t=1 in the interval from 0 to 2 p.Round your answer to the nearest hundredth
*May 18, 2013*

**Algebra II Part 2**

The equation h=7 cos{pi/3 t} models the height h in centimetres after t seconds of a weight attached to the end of a spring that has been stretched and then released. Find the times at which the weight is at a height of 1 cm,of 3 cm,and of 5 cm below the rest position for the ...
*May 18, 2013*

**science-physics**

A worker sits at one end of a 183-N uniform rod that is 2.80 m long. A weight of 107 N is placed at the other end of the rod. The rod is balanced when the pivot is 0.670 m from the worker. Calculate the weight of the worker
*May 15, 2013*

**Chemistry pH**

What is the pH of a solution that is .60 M H2SO4 (Sulfuric acid) and 1.7 M HCOOH (formic acid).
*May 10, 2013*

**Calculus 1**

Find the antiderivative of f(x)=5e^x-2secxtanx showing steps please
*May 2, 2013*

**Calculus**

The current circulation of a particular magazine is 3,000 copies per week. The editor projects a growth rate of g(t) = 4 + 5t^2/3 copies per week after t weeks. a. Find the circulation function based on this projection. b. Find the circulation in 2 years.
*April 26, 2013*

**Chemistry**

What is the amount of work produced when 1.0 g of H2O (l) is boiled at atmospheric pressure? Assume the liquid has no volume.
*April 24, 2013*

**Social Studies**

who was the american commander responsible for catching the philippines
*April 16, 2013*

**Geometry Part 2**

At a track meet,50 people ran the 100- meter dash.2 people finished in 11 seconds,5 people finished in 12 seconds,8 people finished in 13 seconds,10 people finished in 14 seconds,21 people finished in 15 seconds,2 people finished in 16 seconds,and 2 people finished in 17 ...
*April 16, 2013*

**Geometry Part 2**

Janine made a cylindrical vase in which the sum of the lateral area and area of one base was about 3000 square centimetres.The vase had a height of 50 centimetres .Find the radius of the vase.Explain your method you would use to find the radius .
*April 15, 2013*

**Geometry Part 2**

State whether the transformation of a Preimage and Image circles appears to be a rigid motion?Explain
*April 15, 2013*

**Geometry Part 2**

A forest ranger spots a fire from a 28- foot tower.The angle of depression from the tower to the fire is 11.To the nearest foot,how far is the fire from the base of the tower?Show the steps you use to find the solution.
*April 15, 2013*

**Geometry Part 2**

A highway makes an angle of 6 with the horizontal.This angle is maintained for a horizontal distance of 5 miles.To the nearest hundredth of a mile, how high does the highway rise in this 5- mile section?Show the steps you use to find the distance.
*April 15, 2013*

**Geometry Part 2**

A triangle has side lengths 10,15,and 7.Is the triangle acute,obtuse,or right?Explain.
*April 15, 2013*

**science**

you run 100m in 25's. if you later run the same distance in less time , does your average speed increase or decrease? explain.
*April 14, 2013*

**Chemistry**

Calculate volume of 6MHCL required to prepare a 250 ml of a 0.15MHCL solution??
*April 9, 2013*

**Chemistry**

Calculate volume of 6MHCL required to prepare a 250 ml of a 0.15MHCL solution??
*April 9, 2013*

**Chemistry**

Calculate the mass of water that will be produced when 5.0 grams of H2 is reacted with excess O2.
*March 30, 2013*

**Chemistry**

Calculate the mass of water that will be produced when 5.0 grams of H2 is reacted with excess O2.
*March 30, 2013*

**Math**

Haha thanks and cause i forgot to multiply -3x+2 by 5
*March 17, 2013*

**Math**

Thanks for the help and reiny no thats not the denominator its 2x/5 - 3x+2 greater than or equal to x-1
*March 17, 2013*

**Math**

2x/5 - 3x +2 >= ( greater than or equal) x-1 My answer was x is less than or equal to 7.5 but im not sure
*March 17, 2013*

**computer science**

You are required to use the Account class to simulate an ATM machine. Create ten accounts in an array with id 0, 1, 2 ...9, and initial balance $50. The system prompts the user to enter an id. If the id is entered incorrectly, ask the user to enter a correct id. Once an id is ...
*March 13, 2013*

**calculus**

The rate of change of an investment account earning continuous compound interest is given by dA/dt=kA where k is a positive constant. The initial account value was $2500. At the end of the third year, the account value was $4200. Find the particular solution to the ...
*March 13, 2013*

**Spanish**

Que te gusta hacer? My choices are (A).A mi tambien (B).No,no me gusta. (C).No,me gusta Tampico. (D).Me gusta montar en monopatin
*March 12, 2013*

**Algebra 1Part2**

Divide 3n^2-n/n^2-1/n^2/n+1
*March 6, 2013*

**Algebra 1 Part 2**

Divide 3n^2-n/n^2-1/n^2/n+1
*March 6, 2013*

**Algebra 1Part2**

Divide 3n^2-n/n^2-1/n^2/n+1
*March 6, 2013*

**Algebra 1 Part2**

Simplify the radical expressions: (1).sqrt75+sqrt3 (2).sqrt7(sqrt14+sqrt3)
*March 6, 2013*

**Algebra 1 Part 2**

Can you please show me how to write this because I don't follow what your saying
*March 5, 2013*

**Algebra 1 Part 2**

Simplify the radical expressions: (1).sqrt75+sqrt3. (2).sqrt7(sqrt14+sqrt3
*March 5, 2013*

**Algebra 1 Part 2**

Simplify the rational expressions.State any excluded values:(1).3x-6/x-2 (2).x-2/x^2+3x-10
*March 5, 2013*

**Algebra 1Part 2**

Divide 3n^2-n/n^2-1/n^2/n+1
*March 5, 2013*

**Algebra 1Part 2**

Can't re-enter because that's how it 's written.
*March 5, 2013*

**Algebra 1Part 2**

Divide 3n^2-n/n^2-1/n^2/n+1
*March 5, 2013*

**Algebra 1 Part 2**

What are the minimum,first quartile,median,third Quartile,and maximum of the data set?5 55,62,61,54,68,72,59,61,70.
*March 5, 2013*

**Algebra 1,Part 2**

Would the mean be 62.44 and the range be -18
*March 5, 2013*

**Algebra 1,Part 2**

As cars passed a checkpoint ,the following speeds were clocked and recorded. Speed (mph):55,62,61,54,68,72,59,61,70) Find the mean and the range of the data set .
*March 5, 2013*

**Algebra/Math**

What is the factor (x to the third power + 4x to the second power)(2x+8)?
*February 27, 2013*

**math**

The period of a pendulum can be found by using the formula,where L is length of the pendulum in feet and P is the period in seconds.Find the period of a 15-foot pendulum. Round your answer to the nearest hundreth of a second.
*February 27, 2013*

**algebra 1**

What is the prime factorization of 20?
*February 25, 2013*

**math**

What is the prime factorization of 20?
*February 20, 2013*

**HCA 220**

WHY ARE THE FIVE SKILLS OF MEDICAL COMMUNICATION IMPORTANT FOR HEALTH CARE ADMINISTRATION? WHAT TECHNIQUES WILL YOU USE TO LEARN THESE NEEDED SKILLS AND MEDICAL TERMS IN THIS COURSE?
*February 19, 2013*

**Statistics**

A recent survey found that 70% of all adults over 50 wear glasses for driving. You randomly select 30 adults over 50, and ask if he or she wears glasses. Decide whether you can use the normal distribution to approximate the binomial distribution. If so, find the mean and ...
*February 16, 2013*

**Statistics**

An airline reports that if has been experiencing a 15% rate of no-shows on advanced reservations. Among 150 advanced reservations, find the probability that there will be fewer than 20 no-shows.
*February 16, 2013*

**English**

Its D
*February 14, 2013*

**statistics**

if a sample of a distribution of sample size 26 has a range of 56, then what would be an estimate of the sample standard deviation
*February 14, 2013*

**math**

if you have 2 dice and you throw them once,what possible combinations of numbers can you get ? Is it 2^6=12 thanks
*February 12, 2013*

**math**

peter has a bag of 7 mixed lollies.he allows everyone in his class to choose 3 lollies,but they must not choose more than one of each kind.How many different combinaions of lollies are possible ? Is it 7^3=21 thanks
*February 12, 2013*

**math**

sarah has a bag of mixed lollies.T?he bag contains toffees,mints,fruit drops,smarties,jelly beans,candies and licorice.She allows everyone in her class to choose 3 lollies,but they must not choose more than one of each kind.How many different combinations of lollies are ...
*February 11, 2013*

**math**

Peter wants to wear a 3 piece outfit .In the wardrobe he has a white shirt and a blue shirt,a pair of brown trousers,a pair of black trousers and some blue jeans.He has a cashmere coat and a windcheater.How many different 3 piece outfits can he wear? Is it 3^2^3^2 =36
*February 11, 2013*

**math**

what kind of book can help me understand about propabilities,please let me know,i am not lazy,but i am really not understand,many thanks
*February 11, 2013*

**math**

thanks,so what is the formula for the sum of 1st even number ?
*February 11, 2013*

**math**

Anny is having a party .The first guest arrived by himself.3 guests then arrive together,each successive group arrives with 2 more guests than the group that entered previously.How many guests will have arrived when the twentieth group enters the room ?
*February 11, 2013*

**AMERICAN GOVERMENT Would someone PLEASE check ans**

1. The source of the Supreme Court’s authority is (D) moral suasion. judicial activism. concurring opinion. dissent. 2. When the Supreme Court hands down a decision, it is (A) often a mixed decision with majority, dissenting, and even concurring opinions. always a ...
*February 10, 2013*

**math**

thanks for your kindness
*February 10, 2013*

**math**

a 3 cm by 3 cm by 3 cm cube is painted all over its outside and is then cut into 27 smaller cubes. How many of these small cubes have paint on more than one face? please explain how you work it out,thanks
*February 10, 2013*

**math**

thanks for your kindness
*February 10, 2013*

**math**

a diagonal of a polygon is a straight line joining any 2 non-adjacent corners.a decagon has 10 corners. .how many diagonals does it have ?
*February 10, 2013*

**math**

we design a new flag.they are 5 colors,blue,red,green,orange and yellow.the flag must have 3 bands of color,how many different flags can be design ?
*February 9, 2013*

**math**

a bank teller has 54 in $5 and $20 bill s. the total value is $780. how many 5 dollars are there
*February 7, 2013*

**PLEASE CHECK THESE ANSWERS AMERICAN GOV**

1. The nerve center of the American Presidency is (C) the President’s Cabinet. the Executive Office of the President. the Congressional houses. the Civil Service. 2. Presidential elections include all of the following except (D) participatory caucuses. primary elections. ...
*February 3, 2013*

**Literature**

I am desperate for help with this assignment...a short chapter by chapter analysis of the book The Secret Life of Bees by Sue Monk Kidd.I need to summarize the plot of each chapter, include what I found out about the characters in each chapter, list any elements of each ...
*January 31, 2013*

**Math**

In my math textbook it says it is a base. Base- When a number is raised to a power, the number that is used as a factor is the base.
*January 29, 2013*

**Algebra**

A rectangular garden is fenced on three sides with wall forming the fourth side. The total length of the fence is 120m. The ares of the garden is 1600 m(squared). Find the dimensions of the garden.
*January 29, 2013*

**Algebra**

The sum of the squares of the largest and smallest of three consecutive odd integers is 353 less than 3 times the square of the middle one. Find the integers.
*January 29, 2013*

**Physics**

Thank you! :)
*January 28, 2013*

**Physics **

A boat crosses a river of width 113 m in which the current has a uniform speed of 0.933 m/s. The pilot maintains a bearing (i.e., the direction in which the boat points) perpendicular to the river and a throttle setting to give a constant speed of 2.58 m/s relative to the ...
*January 28, 2013*

**NATIONAL Goverment**

Ok.
*January 27, 2013*

**NATIONAL Goverment**

SOMEONE PLEASE HELP!!!! PLEASE HELP ME!!! A federal system differs from a unitary system in that: ANSWER: (A) power is concentrated in one central government. sub-governments delegate power to the central authority . power is distributed between the central government and ...
*January 27, 2013*

**accounting**

Can uot help me with journal entries
*January 26, 2013*

**Math**

Kayla earns a weekly salary of $290 plus a 5.5% commission on sales at a gift shop. How much would she make in a week if she sold $5799 worth of merchandise. How do I set up this problem?
*January 25, 2013*

**math**

1. Corey needs 24 boards that are 47.5 inches How many feet of board should he buy and then explain. 2. If you can only buy 8 foot boards, how many should he buy? and then explain.
*January 24, 2013*

**Statistics**

What is the P(H,H,T,T) on four flips of a coin?
*January 24, 2013*

**math**

income 1000 2000 3000 taxes 200 350 450 what percentage of income is paid in taxes at each level?
*January 21, 2013*

**History**

The chapter we are on is based in the medieval times.
*January 21, 2013*

**History**

What changes in England were steps toward representative government?
*January 21, 2013*

**AMERICAN GOVERMENT**

Thanks for you input Ms.Sue but my answers were correct with the exception of (impeachment can be characterized as a) which was shared function between the House of Representative and the Senate. I can't believe you would trying stir me wrong... I trust and believe that ...
*January 20, 2013*

**AMERICAN GOVERMENT**

Please help The weaknesses of the Articles of Confederation were dramatized by all of the following except My ANSWER is (D) (A) the Newburgh Conspiracy. (B) Shays’ Rebellion. (C) the absence of a centralized authority. (D) the absence of a single currency. Impeachment can...
*January 20, 2013*

**Pol 201 American National Goverment**

Thanks Damon though you are not an History or Government teacher you still helped and the suggested answer you gave was correct also THANKS again Damon.
*January 20, 2013*

**Pol 201 American National Goverment**

In creating a new government, the Framers sought to MY answer is (A) (A) duplicate the best of English tradition and institutions. (B) scrap everything British. (C) create a democratic government. (D) reaffirm their commitment to a monarchy.
*January 20, 2013*

**Pol 201 American National Goverment**

Please help The weaknesses of the Articles of Confederation were dramatized by all of the following except My ANSWER is (D) (A) the Newburgh Conspiracy. (B) Shays’ Rebellion. (C) the absence of a centralized authority. (D) the absence of a single currency. Impeachment can...
*January 20, 2013*

**Trigonometry**

The value V, of a $100,000 investment that earns 3% annual interest is given by V=f(t) where t is in years. How much is the investment worth in 3 years
*January 15, 2013*

**Statistics **

Classify the following as an example of nominal, ordinal, interval, or ratio level of measurement, and state why it representa this level: heights of 40 high school students.
*January 12, 2013*

**Math**

Thank you :) I've got it now.
*January 9, 2013*

**Math**

The price of a jacket at store A is $48. If the price at store B is 5.5% higher, what is the price difference? What is the cost of the jacket at store B? How would I set up this problem?
*January 9, 2013*

**Home, School and community**

When implementing a Parent Education Program, teachers act primarily as___, while families define their needs. A. experts B. interventionists C. educators D. resources
*January 3, 2013*

**Algebra Homework- Scientific Notation**

Thank you!
*December 28, 2012*

**Algebra Homework- Scientific Notation**

How would you write 768,390 as a decimal? Would it be 7.6839 or something else?
*December 28, 2012*

**Algebra Homework**

Thank you!
*December 28, 2012*

**Algebra Homework**

On my homework it says to write 324 in scientific notation. For my answer I got 3.24 x 10^2 Would this be correct?
*December 28, 2012*

**accounting**

using the following information, calculate inventory turnover ratio, the average days in inventory, and the gross profit ratio for Howard Company for the year ended december 31, 2011( round to two decimal places) sales $225,00 Cost of goods $175,000 Ending inventory, December ...
*December 20, 2012*

**Math**

Please find zƒÑ/2 when ƒÑ=0.14.
*December 17, 2012*

**Math**

7. Most powerful business women in America. Consider that the data set is a normal distribution with a mean of 50 years and a standard deviation of 5 years. A powerful woman is randomly selected from the data, and her age is observed. Please calculate the probability of the ...
*December 17, 2012*

**Statistics**

7. Most powerful business women in America. Consider that the data set is a normal distribution with a mean of 50 years and a standard deviation of 5 years. A powerful woman is randomly selected from the data, and her age is observed. Please calculate the probability of the ...
*December 17, 2012*

**current physics**

3 kilo ohms ll 5 kilo ohms = 1.875 kilo ohms
*December 13, 2012*

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