Questions Asked on
October 7, 2009

UnivPhys
One car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 5.0m/s, they then have the same kinetic energy. What were the original speeds of the two cars?
asked by Taylor 
physics
A 280 kg piano slides 4.3 m down a 30° incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. The effective coefficient of kinetic friction is 0.40. Calculate: (a) the force exerted by the man, (b) the work done
asked by pauleen 
math
For what values of k will the line 2x+9y+k=0 be normal to the hyperbola given by 3x^(2)y^(2)=23? Justify your answer
asked by Anonymous 
Physics
Please help me out, I can't figure out the process for answering this question and my TA is of no help, A 0.11 ball is placed in a shallow wedge with an opening angle of 130 degrees,for each contact point between the wedge and the ball, determine the
asked by Matthew 
probability
A batch of 350 raffle tickets contatins 4 winning tickets. You buy 4 tickets. What is the probability that you have: a.) No winning tickets? b.) All winning tickets? c.) At least one winning ticket? d.) At least one nonwinning ticket?
asked by Sharon 
PHYSICSNet external Force
1. Two tugboats pull a barge across the harbor. one boat exerts of force of 7.5 x 10^4 N North, while the second boat exerts a force of 9.5 x 10^4 N at 15.0 degrees north of west. Precisely, in what direction does the barge move? 2. A traffic signal is
asked by Zoomba21 
physics
Blocks with masses of 1kg , 4kg , and 6kg are lined up in a row on a frictionless table. All three are pushed forward by a 50N force applied to the 1kg block. How much force does the 4kg block exert on the 6kg block? How much force does the 4kg block exert
asked by Kalen 
Biochemistry
What physical properties are different for the isomers of C4H10? Explain.
asked by Rose 
math
Two circles of radius 4 are tangent to the graph of y^2=4x at the point (1,2). Find the equation of these two circles.
asked by Anonymous 
math
A young man spent 1/4 of his allowance on a movie. He spent 11/18 of the remainder on afterschool snacks. Then from the money remaining, he spent $3.00 on a magazine, which left him 1/24 of his original allowance to put into savings. how much of his
asked by David 
Honors Chemistry
We did the gold penny lab, where we bathed a copper penny in a hot zincNaOH mixture to turn it a silver color, then we heated that in a flame to turn it a gold color. There are two questions that go with this lab that I don't understand, however: 4. Did
asked by Emily 
Math
In how many ways can a person choose 3 movies to see in a theater playing 11
asked by Hassan 
math
A longdistance runner runs 3 miles south and then 7 miles east. How far is the runner from the starting point A) 8.616 mi B) 10 mi C) 7.616 mi D) 4.472 mi I think it is eaither A or C but not sure
asked by badatmath 
Chemistry
Consider the titration of 50.0 mL of 0.20 M NH3 (Kb = 1.8x10^5) with 0.20 M HNO3. Calculate the pH after addition of 50.0 mL of the titrant.
asked by Anonymous 
science
How are rain,sleet,and hail similar and how are they different?
asked by tymera 
chemistry
a buffer is prepared by combining 10.0g of NaH2PO4 wiht 150mL of 0.20M NaOH and diluting to 2.0L. What is the pH of the buffer, Ka H2PO4= 6.2x108
asked by kathryn 
Geometry
Use the Law of Detachment to draw a conclusion. If the measures of two angles have a sum of 90 degrees, then the angles are complementary. measure of angle A + measure of angle B = 90. Could someone help explain the Law of Detachment so I can understand it
asked by Daphne 
Physics
If a 20 kg object fell to the surgace of the Earth from a height of 30m, what would its final velocity be? (work from the energy standpoint) I know that you said it is F * X and I'm just confused. Can you help me walk through this?
asked by Kayla 
writing  pronouns
Label the pronouns on upper case, either N for nominative case, O for objective case, or POS for possessive case. Indicate the person of each pronoun, using 1, 2, and 3 to indicate first, second, and third person. 1. Why do you want to go with US? >
asked by amber 
Geography
How did geographic features help shape european cultures? Provide examples to support your answers.
asked by Dana 
physics pls help me
1. The driver of a car slams on the brakes when he sees a tree blocking the road. The car slows uniformly with acceleration 5.20 m/s2 for 4.45 s, making straight skid marks 62.5 m long ending at the tree. With what speed does the car then strike the tree?
asked by Dora 
chemistry
a buffer composed of 0.50mol acetic acid and 0.50mol sodium acetate is diluted to a volume of 1.0L. The pH of the buffer is 4.74. How many moles of NaOH must be added to the buffer solution to increase its pH to 5.74?
asked by millie 
physics
How does one go about solving this? A skateboard rider starts from rest and accelerates at a constant +.50 m/s^2 for 8.4s. What is the riders displacement?
asked by brad 
2nd grade
What 2 words make this compound word? The word is cowgirl. Also name two words in the ill family
asked by mac 
physics
A popular pastime is to see who can push an object closest to the edge of a table without its going off. You push the 100 g object and release it 2.90 from the table edge. Unfortunately, you push a little too hard. The object slides across, sails off the
asked by Kalen 
Math
Your phone company charges $0.05 per minute for long distance phone calls on the weekend. Write a direct variation model that relates the total cost x to the number of minutes y spent talking on the phone. y=0.05x ?? I don't know how to do this. Please
asked by Anonymous 
Chemistry
I have a question about incomplete combustions. I think that you can have carbon monoxide, carbon dioxide, water and carbon or some combination of these in the products of incomplete combustions. Is this right? For Pentane, would it be correct to show one
asked by Anne 
Physics
Two children playing on the beach are pulling on an inner tube. One exerts a force of 45 N [N]. The other exerts a force of 60 N [SW]. What is the net force acting on the tube?
asked by Molly 
physics
David is driving at a steady 30.0 m/s when he passes Tina, who is sitting in her car at rest. Tina begins to accelerate at a steady 2.70 m/s^2 at the instant David passes. How far does Tina drive before passing David and what is her speed as she passes
asked by Angela 
Government
how could i explain the unitary, confederate, and federal systems of government in a five hundred word essay
asked by Travis 
reading strategies are these correct?
1.Which of the following activities would best be suited for scaning? A. Finding answers to the chapter review in history. B. Looking at the article how to invest your money. C.reading the short story the hunters daughter. D. Both A & C. I chose b. 2.All
asked by larry 
Genetics
Show the F1 and F2 progeny phenotypic and genotypic ratios of the following dihybrid cross involving unlinked purebred Mendelian traits (tall plants, long stems X dwarf plants, short stems) under the following conditions: a. the alleles for tall plants and
asked by Jenna 
calculus
The limit represents the derivative of some function f at some number a. Select an appropriate f(x) and a. lim (cos(pi+h)+1)/h h>0 answers are f(x) = tan(x), a = pi f(x) = cos(x), a = pi/4 f(x) = cos(x), a = pi f(x) = sin(x), a = pi
asked by Anonymous 
11th grade Physics
Two children playing on the beach are pulling on an inner tube. One exerts a force of 45 N [N]. The other exerts a force of 60 N [SW]. What is the net force acting on the tube?
asked by Molly 
math
how many guests were present at a dinner if every two guest shared a bowl of rice, every three guests shared a bowl of broth, every four guests shared a bowl of fow, and 65 bowls were used together.
asked by David 
Physics
This is another problem that I need clarification on since no one seems to be of any help at my school, A pulley system is used to lift a 52 crate.Note that one chain connects the upper pulley to the ceiling and a second chain connects the lower pulley to
asked by Matthew 
physics
you drag a heavy box along a rough horizontal floor by a horizontal rope. Identify the reaction force to each of the following forces: (a) the pull of the rope on a box (b) friction force oin the box (c) the normal force on the box (d) weight of the box
asked by Sara 
english1A Gender Myths Essay
Can someone proofread my essay and tell me if it makes sense? I don't want it to sound like I'm going off the subject. Gender Myths (Introduction)Society plays a big role on gender identities. People were always taught to dress and behave according to
asked by Kuromi 
english
can you please give me an example of an phrase or image that describes and emotional overtone and the message found in the following narrative: from the autobiography: the declaration of independence by thomas Jefferson
asked by bindiya farswani 
Chem
Determine the percent yeild of: KCl3(s)> KCl(s)+ O2(g) 2.14g of KCl3 produces 0.67 of O2 I get 123% when the correct answer is 80% My work: KCl3: mm = 122.45, n =0.017 Theoretical yield: .017mol * 32g/mol Pecent Yield: 0.67g/ 0.544g *100% = 123%
asked by Sara 
calculus
Determine whether f '(0) exists. f(x) = {xsin(10/x) if x can not = 0 0 if x=0
asked by Anonymous 
Chemistry HELP
Can someone please help me? Are these questions correct...if not any suggestions would be greatly appreciated! 1. What salt forms as the result of a mixture of calcium hydroxide and hydrochloric acid? a. CaCl b. CaHCl c. CaCl2 d. CaOH e. Cl(OH)2 I believe
asked by Adam 
math
Tanya is 12 years older than leah. Three years ago, Tanya was five times as old as leah. How old is leah?
asked by cely 
math
An airline passenger feel asleep halfway to her destination. When she awoke, the distance remaining was half the distance traveled while she slept. How much of the entire trip was she asleep?
asked by David 
math
my P.E. teacher asked the 100 seventh graders in my school if they could swim. Half of the boys and two thirds of the girls said yes. Seventeen boys said no. How many seventh graders know how to swim?
asked by Karl 
WORLD HISTORY
I HAVE TO WRITE A ESSAY ON THE AGE OF REVOLUTION WE ARE LEARNING ABOUT THE FRENCH REVOLUTION IN GENERAL
asked by ADAM 
spanish sra j mcguin
can you please look this over one more time not sure if it is en la mejoriamento and is batida brutalamente correct. i am so grateful sam La Bibliografía de Dolores Huerta Dolores Huerta tiene 76 años y tiene problemas de salud. Ella nació en Dawson,
asked by sam 
physics
A highway curve with a radius of 430 m is banked properly for a car traveling 115 km/h. If a 1550 kg Porshe 928S rounds the curve at 220 km/h, how much sideways force must the tires exert against the road if the car does not skid?
asked by kevin 
physics
At what altitude above the Earth's surface is the acceleration due to gravity equal to g/128? i did g/128=(G*Earth's mass)/r^2 then solved for r and got 72080960. its within 10% of the correct answer but not correct. what am i doing wrong? (ive already
asked by jawn 
Health (Methods of Knowing)
Hello, in class we are discussing scientific methods of knowing (tenacity, a priori, etc.) We have been discussing that fact that each is different, and how to approach patienttherapist solutions. My question: what is a unique way of bringing together the
asked by Rory 
college
Explain atleast three ethical issues within todays business environment that affect your community and organization.
asked by Kim 
Spanish
Can someone check my work? English: My cousin came over to play. We were running around the living room. My brother and cousin crashed into each other. And my brother cut the corner of his eye open. Spanish: Mi primo vino a casa jugar. Fuimos correr
asked by Larry 
AP BIO
a student wished to test a sample of organic material to determine whether it was sugar, a dat, or starch. If she could perform only one of the following, which would be the most revealing? 1 test for the presence of carbon and hydrogen in the sample 2
asked by bubba 
social studies
Studying South Carolina in the 1600 to 1700s and need physical features, landforms, bodies of water and natural resources such as forests, fish, game, types of trees?
asked by Cheyenne 
English
I need to make a sentence using the word lechery. I have no idea how to use this word in a sentence so any help would be welcome.
asked by Anonymous 
physics
We are learning about circular motion, uniform and non uniform. how do you find tension in a string, when the string is attached to a object with mass m and length r? What about if you are swinging it around in a horizontal circle and the string makes a
asked by Kalen 
chem
If I added 60 drops of water to a beaker and weighed it, and then added another 60 drops of water to the breaker; How would I calculate number of drops per gram. How do I use density to calculate the number of drops per mL?
asked by lou 
BIOLOGY
1.What is the function of DNA? 2.Name 3 parts of DNA molecule 3.Describe the shape of DNA molecule
asked by racheal 
probability
How many different ways can 5 people be seated on a bench?
asked by Sharon 
HELP PLEASE SRA J MCGUIN
This is due at 11 am thanks again Is thetitle correct  any more mistakes  also did not understand your last comment in the betterment  please explain? La bibliografía de Dolores Huerte Dolores Huerta es 76 años y tiene problemas de salud. Ella nació
asked by sam 
Calculus
Solve the IVP {y'=(sinx)y + xexp(cosx) y(0) = 1 Please show me step by step. Do I need to find out if this is exact? Do I use an integrating factor?
asked by Ella 
Business
Fiedler asserts that leader behavior is inflexible and cannot be readily changed. Is this true or false?
asked by Anonymous 
reading strategies
1.Which of the following activities would best be suited for scaning? A. Finding answers to the chapter review in history. B. Looking at the article how to invest your money. C.reading the short story the hunters daughter. D. Both A & C. I chose D. 2.All
asked by larry 
algebra
from a base elevation of 6800 ft, a mountain peak rises to a summit elevation of 14478ft over a horizontal distance of 15845 ft. find the grade of peak. the grade of the peak is ___ %
asked by Kathy 
Math
Asking to describe & correct the error in writing the number 81,700,000 in sci. notation. Standard Form 81,700,00 Product Form 81.7 x 100,000 Scientific notation 81.7 x 10^5
asked by Hunter 
algebra/9th grade
write the equation in slopeintercept form: 1. 18y+2x9=0 2. 3x4y=8
asked by hope 
English
I need to compare a modern day popular story to a greek myth.
asked by Mythology 
science
hey guys, im kinda stuck on my science hw. i don't remember wut condensation is, i think it is when water turns into a water vapor or when ice melts into water.
asked by A7X a.k.a Aaron 
SAT Essay
is technology a hinderance or an advantage? The lifesyle of people ten years ago is certainly different from their lifestyle now. Although technology may implement "advances" in humanity, is it really all advancement? Technology hinders many benefits in
asked by Ashlynn 
math
Find the missing numbers and landmarks for the set of numbers 48,50,51,51,57,59,60,63,69,_,76,_
asked by Connor 
math
How many different ways can 50 players in a marching band be arranged in rectangle arrangemnts?
asked by Yumi 
economics
After an unexpected increase in the price of oil, the long run adjustment_____ the price level and_____the unemployment rate as they return to original levels. a decreases, increases b increases, increases c increases, decreases d decreases, decreases
asked by dave 
Science!! Please HELP
If a population consists of 10,000 individuals at time t=0 years (P0), and the annual growth rate (excess of births over deaths) is 3% (GR), what will the population be after 1, 15 and 100 years (n)? Calculate the "doubling time" for this growth rate.
asked by Rani 
social science
What are three examples of times when a society lost order and turned to chaos. (could be a city, country, prison setting, etc
asked by kate 
8th grade
If t increases by 1 second by how much does the disance change?
asked by kayla 
linear algebra
I am trying to find the inverse of matrix A but I don't know how to do it with sin and cos. Please help. A=6e3tsin(6t) −6e4tcos(6t) −5e3tcos(6t) −5e4tsin(6t) then A−1=
asked by Angela 
probability
One ball is drawn from a bag containing 4 green and6 orange balls. Find the probability that it is: a.) green b.) orange
asked by Sharon 
design
Zigzag machines are divided into two categories?
asked by Anonymous 
Cost accounting
Red River Products uses a normal cost, job order costing system. In the Mixing Department, overhead is applied using machine hours; in Paving, overhead is applied using direct labor hours. In December 2007, the company estimated the following data for its
asked by Josephine 
Math
A certain type of thermal battery for an airplane navigation device backup power has a mean life of 300 hours with a standard deviation of 15 hours. Assume a normal distribution of backup power device lives. What proportion of these batteries can be
asked by Anonymous 
algebra/9th grade
decide whether the given ordered pair is a solution of the equation: 1. 3y+12x=4; (1/5, 35/15): 2. 83x+24y=0; (5, 23/24) I think neither of them are. _______ find the xintercept of the graph of the equation. 3. 13x24y=5 > x=5/13 4. 14+6y=7x >
asked by hope 
math
Explain the difference between the following pairs of geometric figures: a simple closed curve and a nonsimple closed curve a convex polygon and a nonconvex polygon
asked by thomas 
Cost accounting
Delaware Inc. uses a standard cost system. The company experienced the following results related to direct labor in December 2008: Actual hours worked 49,500 Standard hours for production 46,200 Actual direct labor rate $9.25 Standard direct labor rate
asked by Danny 
Algebra
Janet left her college campus 2 h after Juanita. They traveled in opposite directions. Janet drove at 50 mi/h and Juanita drove at 62 mi/h. How many hours after Juanita left were the two girls 380 miles apart? My work: 380 = 50(t2)+62t 380 = (50t100)+62t
asked by Claudizzle 
english 4
in the Canterbury tales what does the gold florins represent
asked by renee 
U.S. World History
I need to compare and contrast the ideas and pilosophies of the Federalists and Antifederalists!
asked by Terra 
reading stratigies
1.Which of the following activities would best be suited for scaning? A. Finding answers to the chapter review in history. B. Looking at the article how to invest your money. C.reading the short story the hunters daughter. D. Both A & C. I chose b. 2.All
asked by larry 
math
Give a fact about each of the following points associated with a triangle: a. incenter b. circumcenter c. orthocenter d. centroid
asked by chandice 
math
If you place one full container of flour on one pan of a balance scale and similar container 3/4 full and a 1/3pound weight on the other pan, the pans balance. How much does the full container of flour weight?
asked by David 
physics
(II) A grocery art with mass of 18 kg is pushed at constant speed along an aisle by a force F = 12 N. The applied force acts at a 20degree angle to the horizontal. Find the work done by each of the forces on the cart if the aisle is 15 m long. Please help
asked by pauleen 
space
in whgich group are the spheres of earth listed in order of increasing density?
asked by siah 
Social Studies
What happened to the captured Hessian soldiers?
asked by Mallory 
math
Help me I am lost? I do not even know where to start: The shorter leg of a 30°–60°–90° triangle is 12. What are the lengths of the longer leg and the hypotenuse, to the nearest tenth?
asked by jay 
bio
cell's digestive enzymes are enclosed in a membranebound organelle how can these molecules !@#$%^&tion in the cell?
asked by ang 
Math
Find the number of degrees in an interior angle, a central angle, and an exterior angle of a regular hexagon.
asked by Kay 
Science
Can anyone fill in the blank? An idea that explains the characteristics of living things? (2 words, 10 letters) Type of cell that helps an animal respond to its environment (5 letters) Plants have different types of cells for different _______. (5 letters)
asked by Matt 
math
is 5 over 8 greater or lesser than 6 over 8
asked by dante 
english
Find the sentenceunder the tree. Tom and Jose are. Or. put the toys away
asked by mac 
biology
if hydrogen flouride (HF) is dissolved in pure water will the pH of the solution be lesser or greater than 7? please explain why? thank you so much ! please i need the answer tonight!!!!!
asked by heather 
algebra 2
for each function, find an equasion for the inverse. then use composition to verify that the equasion you wrote is the inverse. f(x)=10x6
asked by peggy 
Chemistry 130
Can someone please help me with this question? Could freezing point depression be used for substances that are not soluble in water? Please help me....can you explain why? Is there anywhere I can find this information because my chemistry book doesn't have
asked by Jessie 
Biographical sketch help plzz.
What is a good way to start off my introduction for a biographical sketch?
asked by Anna 
Cost accounting
(Comprehensive) Jackson Construction Company uses a job order costing system. In May 2008, Jackson made a $1,650,000 bid to build a pedestrian overpass over the beach highway in Gulfport, Mississippi. Jackson Construction won the bid and assigned #515 to
asked by Danny 
3rd grade
What is a compound sentence?
asked by John 
Math
The mean systolic blood pressure of adult males is normally distributed with a mean of 138 (millimeters of mercury) and a standard deviation of 9.7. What percent of adult males have blood pressure between 161.28 and 164.9?
asked by Anonymous 
Earth Science
Why is the speed of Earth's rotation different at the equator than it is at the poles?
asked by Jackie 
world history
what created inflation during the war (world war 1) how was money raied to pay for the efforts?
asked by alisha 
algebra
graph the equation and find the yintercept. 2y+5x=6 My question is do I add 5x to both sides first?? how do I start this problem?
asked by Anonymous 
Social Studies
In what state can you find an inland that is lower than sea level
asked by Cypress 
grammar
Is it grammtically correct to refer to a late person's nationaity in the pat tense e.g My late grandmother was a briton? Or should I say my late grandmother is a briton?
asked by Iroro 
Psychology
After Jordan Brilliantly performed a challenging and emotionally vibrant violin concerto, the orchestra conductor proudly proclaimed that Jordon was obviously a rightbrained personality. what type of explanation is the conductor giving for Jordon's
asked by shelby 
sra J Mcguin PLEASE HELP
I wrote a paragraph in spanish it is due this monring for somoen reason I cant posit it  it keeps saying if you own a website contact jishka  HELP please Dolores Huerta is 76 years old and has health problems Ella nació en Dawson, New México Cuando
asked by sam 
probability
How many 3 digit odd numbers can be formed with the digits 1 through 9, if no digits is repeated in any number?
asked by Sharon 
Media Law
What are the most pressing challenges facing U.S. copyright enforcement interests today in the context of the proliferation of overseas, especially thirdworld copyright piracy?
asked by Pamela 
Algebra 1
What is the solution set for an equation in which all numbers work? How big is the solution set for an equation that cannot be solved?
asked by Wendy 
sewing
for cutting dress fabric its recommended that you use?
asked by heather 
Science
Trying to be sure that procedure directions for performing my experiment are correct! I'm on step by step experimental procedure for what dogs foods and/or treats does my dog like the best? this is very hard for me to put in to an science expo project
asked by 6th Grade School Science Expo Timeline 
Algebra1
Jon left his house and headed toward Brandon's house at the same time Brandon headed toward Jon's house. Brandon traveled 50 mi/h and Jon traveled 55m/h. The distance between their homes is 70 miles. How long did they travel before they met? Please help me
asked by Samantha 
science
hey guys, i need help again. wut iz density?
asked by A7X a.k.a Aaron 
Math
Two cards are drawn with replacement from an ordinary deck of 52 playing cards. What is the probability that the first card is a heart and the second card is a diamond?
asked by Gerry 
Geometry
The length of a median of a triangle is 36 units. How many units from the vertex is the median?
asked by JJ 
science
what is an element found in nature? second letter is an a and the last is an l
asked by haylee bingham 
Social Studies
Natural resources of South Carolina such as forests, fish, game, types of trees?
asked by Cheyenne 
simple subjects,simple predicate
People come from all over to climb the rocks.
asked by jasmin 
Math
Can someone please show me how to find an answer for this? I forgot how to add them to get the answer. 2x +12= 6x +4 =
asked by JR 
probability
Evaluate 8!  3!
asked by Sharon 
probability
Two dice can be tossed in 36 ways. In how many of these is the sum equal to: a.) 4 b.) 7 c.) 11
asked by Sharon 
probabilty
Suppose P(A)= .3, P(B)=.4, and the P(A + B) = .12. What is: a.) P(A/B)? b.) P(B/A)? c.) are A and B independent? Explain your answer.
asked by Sharon 
English
What is intensive pronoun and what is reflexive pronoun? How are they different? Also, what is indefinate pronoun? Examples? Thanks. =]
asked by Anonymous 
Sra j mcguin
I will be able to make the changes in about 30 mins my free can you check ur again it is due at 11 today thanks so much
asked by Sam 
MATH
how does pascals triangle relate to permutation and combination?
asked by Innayah 
Calculus
[Inverse Functions] f(x)= 5cos(x)sin^(1)(x) f'(x)=?
asked by Z32 
algebra
graph the equation and find the yintercept. 2y+5x=6 My question is do I add 5x to both sides first?? how do I start this problem? No one has answered this question yet
asked by Anonymous 
FST (functions, stats, and trigonometry)
what is the equation for the axis of symmetry for the function f(x)=IxI?(absolute value)
asked by Jared 
lenguages
help word definition word
asked by Anonymous 
science
What is the actual size of a red blood cell
asked by Hannah 
Clarify (URGENT!!)
Create strategies and possible dialogue (min. 1 per topic) for communicating in the following situations: Saying no to sexual involvement Discussing whether or not to become sexually active Talking with a partner about using protection Discussing with a
asked by John 
Equations
Find the slope if it exists. x+5y=10 do I first rewrite it to 5y=x+10 and then what should i do after this?
asked by Anonymous 
Social Studies
What is the importance of the "plains"?
asked by Sean 
language
what is a sentence with the word off used as an adverb and another sentence with the word off used as a preposition!!!
asked by jasmine 
Math
Ok, I got the addition down, I have a few that have subtraction in them: 8x 40=14x +2=
asked by JR 
maths
use the digits 8,6,1 &4 once each.Arrange the digits to make a 4 digit number.How many different 4digit numbers can you make that are divisible by 7 with no remainder ?
asked by mmima 
algebra 2
for each function, find an equasion for the inverse. then use composition to verify that the equasion you wrote is the inverse. f(x)=14.4x
asked by peggy 
college accouting REALLY IMPORTANT PLEASE HELP =/
On Jan 1, 2009 the following activitis occurred: a) ICDI, a consulting services company, was orgainized and issed 10,000 shares of capita stock in exchange for $500,000 cash. b)UCDI entered into an agreement with a landlord and paid $60,000 or 6 months
asked by Bel 
math
how do i solve for x ... with excel preferbly. 0=4x^3x2.14x10^4x^2+2.0x10^9x3x10^11 thanks!
asked by WILLIAM 
Geometry
AB "union" AC, is a line, what is true about A,B and C
asked by TJ 
math
find the mode of each set of numbers, 41.43.56,67,69,72 i believe there is no mode for this set of numbers is this correct
asked by donavan 
math
Round to the nearest ten thousand. Add and compare the answers. 16,250 + 58,351 = round first
asked by Sasha 
math
What is the difference between convex polygon and non convex polygon
asked by thomas 
algebra
find the value of y so that the line passing through the two points has the given slope: 1. (6,y), (3/2, 9/5), m=2/3 2. (12,y), (6,9/7), m=1/6
asked by w/e 
Algebra
4x^418x^2=0. I have to find out what x equals by factoring. What I did was Factor 2x^2(2x^2+9)=0 then 2x^2(2x+3)(x+3), resulting in 1.5 and three. But these answers are wrong according to my book. Can you show me step by step how to do this correctly?
asked by Katie 
Algebra (Different Problem)
One car traveling at 55mi/h left a certai place 3h later than another car. The second car was traveling in the same direction at 40 mi/h. Inhow many hours ill the faster car ovrtae the other? My work: 55(t3) = 40t] 55t165 = 40t 55t 55t 165 = 15t /15
asked by Claudizzle 
bio
The change in GIBBS free energy= (total energy change)(volume change energy) (entropy change)(temperature)=change in "useful" energy. This is not hw but I need to know what the volume change energy is? thanks
asked by Alissa 
vocabulary
How can I compound cowgirl
asked by mac 
Calculus I
Hi, I'm trying to figure this out, but the answer I keep coming up with is incorrect. Can anyone help me out? Thanks. Problem: y=2(6x^2)^5 I know I'm supposed to use the chain rule, but I'm getting confused.
asked by Dale 
Physics
Write a projectile motion problem with the initial condition vi=15 m/s at 50° above the horizontal. Solve this problem for ∆x, max height, and time of flight.
asked by Help 
5th grade
I am studying South Carolina and information on physical features, landforms, bodies of water?
asked by Cheyenne 
world history
how did geography help the romans build an empire ?
asked by kate 
algebra 2
for each function, find an equasion for the inverse. then use composition to verify that the equasion you wrote is the inverse. g(x)=6x+5 please explain how you got the answer
asked by math is pointless 
probabilty
Suppose that when a job candidate comes to interview for a job at, say McDonald's, the probability that the candidate will want the job (A) after the interview is .68. Also, the probability that McDonald's wants the candidate (B) is .36. The probability
asked by Sharon 
Integrated computer applications
How do you enhance the movement of graphic objects and bulleted text in your slideshow?
asked by paula 
world history
What were the attitudes of france bitain usa toward germnay in the peace conferance? what were the main pooints aginst germnay in the treaty versailles?
asked by jay 
world history
how was propoganda used in world war 1
asked by jay 
math
WHEN YOU PUT TOGETHER UNEQUAL GROUPS YOU CAN ONLY ADD
asked by TANYA 
human biology
under what circumtances can a virus be active
asked by lila 
Algebra
how to plot the equation and find the y intersect of y + x = 10 thank you
asked by Diana 
English
If I post a few essays on here will someone please check them for me?
asked by Anonymous 
science
what are nutrients?
asked by nadene 
[math]
How do I solve this equation algebraically? 1/2x + 2/3 = 1/8x  3/2 Thank you.
asked by <3 
What does "was but" mean?
The eminent ammbassador was but an ___(average)___ linguist;yet he insisted in speaking to foreign dignitaries in their own tounges. why is it average? Doesnt was BUT mean opposite?
asked by Carlito 
Chemistry
Determine the mass of each reactant needed to give 1.5 mol of HNO3 NO2(g)+H2O(l)> HNO2(aq)+HNO3(aq)
asked by Sandy 
math
can someone check my answer please? solve using multiplication principle. 4x>1/11 The way I solved it was dividing both sides by 1/4 to isolate x then I simplified left side which is 1/44 simplifying it to 1/11 is this correct or did I miss a step
asked by Anonymous 
vocab
I need to fill in they missing vowels to this word c__s_n. Please help.
asked by Anonymous 
Math
If ab U ac is a line, what is true about A, B, and C?
asked by JJ 
Algebra
x^33x^2+3x9=0. My book factors it to x^2(x3)+3(x3)=0, but then it magically becomes (x3)(x^2+3). I have no idea how it became these numbers. Could you explain please? Thanks!
asked by Katie 
HELPPPP!!!!
One car traveling at 55mi/h left a certai place 3h later than another car. The second car was traveling in the same direction at 40 mi/h. Inhow many hours ill the faster car ovrtae the other? My work: 55(t3) = 40t] 55t165 = 40t 55t 55t 165 = 15t /15
asked by Claudizzle 
spanish sra j mcguin
Hi I am suppose to write about a vacation  and have at least ten preterite verbs in it. please look this over for me are the verbs below all preterite and are there any I did not include. also is my spanish grammar correct here is the list tenia viaje
asked by sam 
Science (Chemistry)
I did not understand the lesson today in my Chemistry I honors class. We went over the Law of Conservation of Mass for roughly 15 minutes and he gave us this worksheet. Could someone please display how to do this, I'll pull a problem from the worksheet.
asked by Michael Glass 
grammar
Ernesto uses dial soap and colgate toothpaste, even though his wife tries to save money by using generic brands
asked by james 
4th grade
what is another way of naming 541,000
asked by Mario 
physical
explain health
asked by tushar 
Cultural Diversity
Post your response to the following: If someone made the below statements to you, how would you explain that the statements are misconceptions? Include whether you think most Americans believe these misconceptions, and why or why not.
asked by jckkoo 
7th grade math
Solve by applying the counting principal. When using a four number PIN, how many different PINs are possible? a*b*c=___ I need help.. how do I work this? Step by step please.
asked by Melissa 
French
You're in a bad mood. Answer each question negatively using ne(n')..rien or ne(n')..personne. 1.Tu cherches quelque chose dans le grenier? 1.Non, je ne cherche rien. 2.Tu veux quelque chose? 2.Non, je ne veux rien. 3.Tu achètes quelque chose au
asked by Anna 
world history
explain the impact of war measures act on life in canada during ww1
asked by john 
6th grade Reading
Worksheet for An Ant's Life and The Best School Year Ever Vocabulary im in 6th grade
asked by Please Help Me I'm 11 
science
Do you think it would have been possible to know that living things are made up of cells without microscopes? Explain your thinking.
asked by jack 
Statistics
r^2 the corelation squared measures how well the y hat is than just using y bar or the other way around... I don't remeber what r^2 measures I have what it means on my calculator but I still don't understand it My teacher told me it's basically somehting
asked by Statistics 
music
who wrote the song in movie trailer of the movie '9'?
asked by A7X a.k.a Aaron 
math
Find the given percent of each number.Show your work. a.25% of 120 b.80% of 120 c.120% of 80 d.70% of 150 e.150% of 200 f.200% of 150
asked by .......... 
FST (functions, stats, and trigonometry)
but what if the function is moved, then what is the line of symmetry? like (x,y)> (x+3, y1)? i understand where the line is visually but i don't know how to write the equation
asked by Jared 
chem
Why can proteins and carbohydrates be categorized as macromolecules as well?
asked by me 
math
what is 30 percent of $82,000.00
asked by nancy 
math
When using a frequency table how do you determine the interval?
asked by willie 
sra j mcguin PLEASE HELP
hi  I finally got it to post by taking out the first two periods.
asked by sam 
us history
How did religion influence the development of the British Colonies?
asked by Ronald 
english
explain which groups of people make up the "britons" and anglosaxon culture in beowulf
asked by melissa 
english
explain which groups of people make up the "britons" and anglosaxon culture in beowulf
asked by hal 
Algebra
(6+b)^2
asked by Vincent 
art
wath is art?
asked by Anonymous 
algebra
is 3.5 a solution ? x >_ 6
asked by Anonymous 
earth science
how do you draw a landscape region?
asked by tiffany 
excel question
is it possible to a vlookup on a entire workbook? if so how?
asked by Debbie 
pepper elementary
Are the highland and Midwest region of the united states similar in climates?
asked by Christine smith 
comp
i am doing a report for school. and i need 250 words. nut i don't know if wordpad counts the words for me. isn't there a tool that counts the words for you while you type. plz help. thnx....
asked by elenny 
SOCIALS 11
what was the quote of Sir Edward Grey during the beginning of World War 1?
asked by anonymous 
space
does taking a photo from outer space help earth spherical shape?
asked by Anonymous 
spanish
which is the correct subject prounoun for eres estudiante.
asked by Anonymous 
science
is the following true or false the most common kind of precipitation is snow
asked by tymera 
Geography
Last time I asked this question, I forgot to come back here and check so I'm really sorry that I'm asking again but i need an answer to this!! because this exam was supposed to be due Monday 29. What forms the basis of the Czech economy? a. subsistence
asked by mysterychicken 
eng
who is wulfings in beowulf
asked by lala 
algebra
(128)(74)3power
asked by bob 
math
i need help with number patterns 2,10,5,_,_,100
asked by kylie 
math
what is the number to the nearest tenth 510,000,000 is it 500,000,000
asked by donavan 
math
what is the answer to 12*n=5*12
asked by Anonymous 
8th grade literacy
what is the difference between hype and reality?
asked by rose 
4th grade
what is another way of naming 541,000
asked by Mario 
10th grade
8(34 v)+5(5v+2)=80 solve for v
asked by Anonymous