Friday

October 31, 2014

October 31, 2014

Total # Posts: 6,316

**Math**

state and prove the distributive property of rational numbers.
*September 29, 2013*

**Combinatorics**

I am not sure how to solve that?
*September 29, 2013*

**Combinatorics**

Calvin has 3 red juggling pins, 4 blue juggling pins, 5 white juggling pins, and 6 green juggling pins. How many ways can he give a set of 3 juggling pins to Dan?
*September 29, 2013*

**us history**

What were religious groups who came to the New World looking for? a. Religious freedom for all religious groups. b. Equality for all. c. To avoid religious and civil persecution. d. To expand their religion throughout the colonies. A For what reason did the colonists feel that...
*September 28, 2013*

**us history**

how could i get that many wrong. you need to double check.
*September 28, 2013*

**us history**

B C B D A B D B A A thanks,
*September 28, 2013*

**us history**

Why were the British more successful than the Spanish in colonizing North America? Select one: a. They found more gold. b. They had a stronger military. c. They attracted more immigrants. d. They bonded with Native American populations. On the heels of repealing the Stamp Act...
*September 28, 2013*

**math/chem**

If aluminum foil has a density of 2.70 g/ml, then how thick would be a 2.22 g sample of foilif it measures 5.0 cm on each side. PLEASE SHOW WORK THX!
*September 27, 2013*

**algebra**

Following the guideline of the food and drug administration. Dale tries to eat at least 5 servings of fruit each day.For the first six days of one week, she had 5,5,3,4,and 5 servings. How many servings of fruit should Dale eat on saturday to average at least 5 servings per day.
*September 27, 2013*

**algebra**

Miranda's financial aid stipulates that her tuition not exceed $1200. If college charges a $45 registration fee plus $475 per course, what is the greatest number of courses for which Miranda can register. Miranda can register for at the most ???? courses
*September 27, 2013*

**Geometry**

Thanks so much!
*September 26, 2013*

**Geometry**

So, I am wondering if the statement is true or false.
*September 26, 2013*

**Geometry**

True or False: If x>4, then x>0 ? If false please explain.
*September 26, 2013*

**stat**

Mean
*September 26, 2013*

**Combinatorics**

Bernie's Breakfast Buffet has a wide selection of breakfast food available. They have 4 types of cereal, 5 types of fruit, and 6 styles of cooked eggs. How many different ways can someone choose a breakfast consisting of one type of cereal, one piece of fruit, and one ...
*September 26, 2013*

**Combinatorics**

Bernie's Breakfast Buffet has a wide selection of breakfast food available. They have 4 types of cereal, 5 types of fruit, and 6 styles of cooked eggs. How many different ways can someone choose a breakfast consisting of one type of cereal, one piece of fruit, and one ...
*September 26, 2013*

**Algebra**

I don't get what you mean Steve so that means that there are 50 positive integers where it equals 10?
*September 26, 2013*

**Algebra**

How many positive integers are there such that ⌊√x⌋=10? My answer was 11 but somehow that was wrong.
*September 26, 2013*

**Algebra**

f:R→R is a function satisfying f(2x+1)=4x^2+4x. So what is the value of f(12)?
*September 26, 2013*

**Physics**

I am not sure how you are calculating this problem since you wrote it in abbreviations so could you please explain again?
*September 25, 2013*

**Calculus**

Thank You!
*September 24, 2013*

**Calculus**

How do I find the critical values? y= 4/x + tan(πx/8) What I did is I simplified it to y= 4x^-1 + tan(πx/8) then I took the derivative y'= -4x^-2 + (π/8)(sec(πx/8))^2 Then I simplied it y'= -4/x^2 + (π/8)(sec(πx/8))^2 then I found a ...
*September 24, 2013*

**A**

Please help me graph the equation: 1.y=4x+6 2.y=x+8 3.Use the intercepts to graph the equation. 3x+5y=15
*September 23, 2013*

**algebra**

The perimeter of a collrge athletic field is 104 meters and the length is 18m more than the width.Find the length and width.
*September 23, 2013*

**Chemistry**

Which of the following metals or nonmetals are expected to displace Mn or Cl (respectively) from MnCl2? 1. Ca should displace Mn. 2. Br should displace Cl. 3. Cu should displace Mn. 4. I should displace Cl.
*September 22, 2013*

**physics**

The half-life of a certain radioactive isotope is 32 hours.What fraction of the sample would remain after 16 hours?(a)0.50(b)0.25(c)0.62(d)0.71
*September 22, 2013*

**Chemistry**

Why does aniline turn brown upon standing? Does it also turn brown upon heating?
*September 22, 2013*

**algebra**

-22x + 11y +55z =
*September 21, 2013*

**Math**

Is this statement true? The least squares regression line is a unique line for each data set? I would say yes.
*September 21, 2013*

**algebra**

Thank for the answer to the problem: the perimeter of a basketball court is 108 meters and length is 6 mters longer than twice the width. You gave me the width, but not the length. What is the length?
*September 21, 2013*

**Algebra**

The perimeter of a basketball court is 108 meters and the length is 6 meters longer than twice the width. what are the length and the width?
*September 21, 2013*

**Chemistry**

A sample of 2.08 grams of Z is dissolved into 500 grams of water which is in a styrofoam coﬀee cup. The temperature is monitored and is found to rise from 25.682◦C to 25.899◦C. What is ∆Hsolution for substance Z? Assume no heat is lost/gained by the ...
*September 21, 2013*

**Algebra**

Please solve for M28 A=nm2
*September 20, 2013*

**Algebra**

Solve the formula for the variable S p = s/n
*September 20, 2013*

**alegrebra**

2/x - 4/x+2 - x/(x+2)^2
*September 20, 2013*

**BBA Business communiction**

Using Proper Idiom: 1.The purchasing officer has gone in search for a substituteproduct. 2.Our office has become independent fromthe Dallas office. 3.We have been in search for a qualified supervisor since August
*September 20, 2013*

**BBA Business communiction**

Verification of the amount is made daily by the auditor
*September 20, 2013*

**physics**

how did nikola tesla change the world? and why students do not know about him and his inventions?
*September 18, 2013*

**math**

Give answer to 40+40x0+1
*September 18, 2013*

**physics**

A person takes a trip, driving with a constant speed of 90 km/h except for a rest stop for 30min. If his average speed is 78 km/h, how much time is spent on the trip and how far does the person travel?
*September 18, 2013*

**Logarithms**

What's the fastest way to find Anti Logarithms(not using interpolation or a log table) can anyone give me an example using any kind of value? (preferably solving triangles)
*September 17, 2013*

**Logarithms**

Thanks!
*September 17, 2013*

**Logarithms**

What's the fastest way to find Anti Logarithms(not using interpolation or a log table) can anyone give me an example using any kind of value? (preferably solving triangles)
*September 17, 2013*

**Logarithms**

What's the fastest way to find Anti Logarithms(not using interpolation or a log table) can anyone give me an example using any kind of value? (preferably solving triangles)
*September 17, 2013*

**Logarithms**

But how can you do the inverse? such as Log cot B 0.1690 = what angle? should find the cot first then the log?
*September 17, 2013*

**Logarithms**

What's the best way to find Angles using logarithms and vice-versa. Ex: log cot 0.1690 and log sin (25degrees 22min) log sin (25+22/60) = log sin 22.3666666667 = sin 0.38053243281 = (-0.41960832236) Is there a simpler way to do these? I get confused with finding the angles...
*September 17, 2013*

**physics**

Coasting due east on your bicycle at 8.0 m/s, you encounter a sandy patch of road 7.4 m across. When you leave the sandy patch your speed has been reduced to 5.5 m/s. Assuming the bicycle slows with constant acceleration, what was its acceleration in the sandy patch? Give both...
*September 16, 2013*

**computers**

I need someone help me to modify PDF file by any program Photoshop...
*September 16, 2013*

**algebra**

R=ã(3V/ƒÎH) solve for V.
*September 15, 2013*

**physics**

A battery of emf and negligible internal resistance is connected to two resistances R1 and R2 in series. What is the potential difference across R2?(a)E(R1+R2)/R2(b)E(R1+R2)/R1(c)ER2/R1+R2(d)ER1/R1+R2
*September 15, 2013*

**Algebra**

simplify by removing parentheses and collecting like terms. 48q-22-( 7+37q )
*September 15, 2013*

**Algebra**

Use the distributive law to factor the following: Check by multiplying. 22x+11y+55z =
*September 15, 2013*

**math plzzzzzzzzzzzzzzzz help!!!!!!!!!!!!!!!!!!**

I have a value of 90000 is what she has on the paper. I was thinking it was a typo, so I decided to do more research.
*September 12, 2013*

**math plzzzzzzzzzzzzzzzz help!!!!!!!!!!!!!!!!!!**

i am a six digit number less than 300,000. i have the same digit in my greatest and least place value. i am an even number. i have value of 90,000. the rest of my digits represent the smallest whole number. what number am I?
*September 12, 2013*

**math**

i am a six digit number less than 300,000. i have the same digit in my greatest and least place value. i am an even number. i have value of 90,000. the rest of my digits represent the smallest whole number. what number am I?
*September 12, 2013*

**Physics**

A person jumps straight up. Do they spend more time in air while in the top half or bottom half of the total height? What is the ratio of the two times?
*September 11, 2013*

**Physics**

A ball is thrown straight up, when it reaches the maximum height x, a second identical ball is thrown up with the same initial velocity as the first one. Where will these balls meet.
*September 11, 2013*

**Physics**

A ball is thrown straight up, when it reaches the maximum height x, a second identical ball is thrown up with the same initial velocity as the first one. Where will these balls meet.
*September 11, 2013*

**math**

write the following as decimals 6/15 4 3/8 6 4/11 10 3/4
*September 11, 2013*

**college physics1**

Well, assuming the gravity still has a value, named "g" (although the building is infinitely tall and then its value should be zero), the velocity should be, v=-gt take t=2, and you have, v=-2g If you assume g=9.8 m/s^2, then, v=-19.6 m/s. But remember that ...
*September 10, 2013*

**Algebra**

-14-105=-119
*September 10, 2013*

**Algebra**

I need to simplify this: 2(-7) + 15(-7) =
*September 10, 2013*

**Chemistry**

The reaction is NO+1/2O2 ----> NO2 Then the moles of O2 needed are, n=2.2*1/2=1.1 mol O2 So the mass is M=1.1*32=35.2 grams (Molar mass of O2 is 32 g/mol). The moles of NO2 produced are, n=2.2 mol And the mass, M=2.2*46=101.2 g (Molar mass of NO2 is 46 g/mol)
*September 10, 2013*

**math**

A perfect square is, (a+b)^2=a^2+b^2+2ab So you have to adapt the equation given to this expression. The term with x should be of the form 2ab, but a=sqrt(2)x, so b=5/(2*sqrt(2)), then 2x^2-5x-12=(sqrt(2)*x)^2+sqrt(2)*x*5/(2*sqrt(2))+25/8-25/8-12=0 (sqrt(2)x+5/(2sqrt(2)))^2=...
*September 10, 2013*

**physics**

please answer this question
*September 9, 2013*

**us history**

how do i make mine better though
*September 9, 2013*

**us history**

is this a good thesis statement for a paper i have to write about changes in the us from 1776 to 1870? "while we are still not a perfect country, political,social and economical changes are shaping up out country" is it ok or is there anything i can do to make it ...
*September 9, 2013*

**u.s. history**

how bout this one. while we are still not a perfect country, political,social and economical changes are shaping up out country
*September 9, 2013*

**u.s. history**

how can i make this one better?
*September 9, 2013*

**u.s. history**

is "positive changes that happened from 1776-1879 in American history" a good thesis?
*September 9, 2013*

**u.s. history**

ok im no good at thesis though but i will study up the site you showed me
*September 9, 2013*

**u.s. history**

well i was thinking about using some what along the lines of new inventions bring new era for the united state but my teacher said the paper has to be 5 paragraphs long with introduction 1st body(political changes)2nd body(economic changes,3rd body(social changes) and ...
*September 9, 2013*

**u.s. history**

i need a good thesis statement for a history paper i have to write. the topic is changes that took place in the U.S. from 1776-1870 im not good at thinking up thesis statements please help
*September 9, 2013*

**Religion**

Why does the Church encourage the faithful to read and study Scripture in light of the teachings of the Church?
*September 9, 2013*

**COM 200 Quiz**

HELLO!?!? ANYBODY THERE!?!?!?
*September 8, 2013*

**COM 200 Quiz**

I am checking to see if my answers are correct. If you see any that are wrong please let me know.
*September 8, 2013*

**COM 200 Quiz**

1. My boss, Josie, is a great supervisor because she listens to each employee’s concerns and ideas. Josie is an example of a: (Points : 1) *a) Social schema b) Stereotype c) Person Schema d) Prototype 2. Beth believes that she does a good job of presenting herself as a ...
*September 8, 2013*

**math**

how do you solve this 1/(1+ã2)+ã3/ã5
*September 8, 2013*

**chemistry**

1234
*September 8, 2013*

**Quantum physics**

what is the answer??
*September 7, 2013*

**math**

An amusement park charges an admission fee of dollars per person. The cost, (in dollars), of admission for a group of people is given by the following function. What is the cost of admission for a group of people?
*September 5, 2013*

**physical pharmacy please help**

How are colloidal dispersions different from other types of dispersed systems?
*September 3, 2013*

**parentheses**

Add parentheses so that following equation is correct 7+9X3-1=25
*September 2, 2013*

**Statistics**

1. A pie chart can not be used for a frequency distribution with overlapping classes. A) True B) False True?
*August 30, 2013*

**Math**

An observational study is described. Determine the nature and scope of the conclusion the study can reach. In a group of 500 women, those who smoked moderately did worse on tests of reaction time than those who did not smoke. A) Smoking moderately causes women to do worse on ...
*August 28, 2013*

**physical pharmacy please help**

Explain the importance of solubility to dissolution.
*August 28, 2013*

**Genetics**

Genes: Brown = B Big eyes = E Small ears = S Frizzy hair = F These 4 phenotypes B, E, S, F are dominant. Recessive alleles = b, e, s, f Assume that all 4 genes are present on the same chromosome and 1) Be/bE and be/be resulted in 400 Be/bE, 300 be/be, 200 bE/be, and 100 Be/be ...
*August 24, 2013*

**Health**

the national weight control registry found that those who maintained weigth loss reported imporvements in what
*August 21, 2013*

**ENGLISH**

revise the following paragraph, improving it without changing its overall meaning. pay particular attention to any subject- verb agreement errors. You ever felt sleep deprived? college students often complains that they are not getting enough sleep.
*August 19, 2013*

**Physics**

When pressure sores develop from sustained positions, the damage occurs at two locations simultaneously â€“ the superficial layers of skin next to the table, and the deep tissue next to the bony structure (e.g. lateral aspect of the femur) that the patient is ...
*August 15, 2013*

**Physics **

6. Within an x-ray tube, a metal disc (the anode) receives a huge amount of energy that is converted to internal energy (heat) within the anode. The surface temperature can easily reach 2000Â° C. Because the anode is within a vacuum and therefore there is no air ...
*August 15, 2013*

**physics**

Two long, straight, parallel wires 10 cm apart carry currents in opposite directions. (a) Use the right-hand source and force rules to determine whether the forces on the wires are (1) attractive or (2) repulsive. Show your reasoning. (b) If the wires carry equal currents of 3...
*August 15, 2013*

**marketing principals and information technolgy**

exam questions and answers
*August 13, 2013*

**math**

An object with mass m is attached to a string and the other end of the string is attached to a peg at the center of a level table. The object is set into uniform circular motion around the peg. The radius of the motion remains constant (the string does NOT wind up on the peg...
*August 7, 2013*

**Stats**

ya i am working on it
*July 31, 2013*

**POL 201 American National Government**

#4 is D Bur Dem
*July 28, 2013*

**POL 201 American National Government**

I got 9 out of 10 right...don't know which one I got wrong tho
*July 28, 2013*

**POL 201 American National Government**

1) Presidents often seek to control the federal bureaucracy by doing all of the following except: a) filling the top echelon of executive organizations with political appointees who share their values. b) assigning members of the White House staff responsibility for monitoring...
*July 28, 2013*

**Chemistry**

A piece of wood found in an ancient city has a carbon-14 to carbon-12 ratio that is one-eighth the carbon-14 to carbon-12 ratio of a tree growing nearby. How old is the piece of wood? (The half-life of carbon-14 is 5,715 years.)
*July 22, 2013*

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