I have solved parts of the question, but I want to know if they are correct. Other parts I'm not sure how to do, like part b and c. g(x)=2x+1 Define g^3= g^2 o g,...,g^n =g^(n1) o g (where "o"
56,903 results
MathPLEASE check my answers
What types of problems can be solved using the greatest common factor? What types of problems can be solved using the least common multiple? Complete the explanation. *** Use the words 'same' and 'different' to complete the following sentences.*** Problems

Physics
A 4 kg mass is sliding on a fricitonless surface and explodes into two, 2 kg parts. One moving at 3 m/s due north and the other at 5 m/s 30 degrees north of east. What is the original speed of the mass? Can you please verify if my answer is correct? I used

Algebra check answers
Choose the best definition for the following term: variable A. A letter that holds the place for some unknown value in mathematics*** B. A process where you must look for terms that have identical variable parts and then combine their coefficients C. A

World History
Which option critiques the factual accuracy of the summary? Read the summary. The earliest humans originated in northern Europe (1) and traveled south via land bridges to Asia and Africa (2). As people spread throughout the world, a shift from

Social Studies
Whitney wanted to speed up the making of guns by having machines manufacture each part. All machinemade parts would be alike—for example, one trigger would be identical to another. Identical parts would fit together with all other parts, and gunsmiths

Math
Can someone help me with these questions? Q: The sum of 7 and u is 14 Q: Jamal and Keisha went running. Jeusha ran 2.4 miles more than Jamal. If Keisha ran 8.5 miles, how many miles did Jamal run? Q: Phil solved the question x + 235.12 = 310.21, and found

Science
Why is it rare for the soft parts of an organism to become a fossil? A. the soft parts take a long time to decay. B. the soft parts can be eaten by other animals.* C. the soft parts cannot be buried in sediment. D. the soft parts form petrified fossils.

Math
A multiple choice quiz contains five question. Each question has four answer choices. Michael is not prepared for the quiz and decides to guess for each question. What is the probability that Michael will get at least one question correct? What is the

Aglebra, math
Hi I really need help with this question and I don't know a thing about algebra!!! If anyone can help me understand this that would mean a lot! So here's my question. Brad says that the literal equation a = 3b + 4c  a is solved for a. Do you agree? Why or

Statistical concept 689599.7
1. A student taking a midterm exam in Ancient History comes to two questions pertaining to a lecture that he missed, and so he decides to take a random guess on both questions. One question is truefalse and the other is multiple choice with four possible

SPANISH
Complete the following sentences with the correct answer choice. Estoy __________ un bistec. comer como come comiendo Flag this Question Question 13 5 pts Complete the following sentences with the correct answer choice. ___________ (These) pantalones son

science PLEASE CHECK MY ANSWERS
1. why is it rare for the soft parts of an organism to become a fossil a. the soft parts take a long time to decay. b. the soft parts can be eaten by other animas. c. The soft parts cannot be buried in sediment.>>>my answer d. the soft parts from petrified

American History
As Section 3 of this chapter explains the Declaration was divided into four parts right down the first phrase of each of those four parts. That is the question and I read section three and I looked it up several time phrased several different ways so can

Math  Ms. Sue
1) Which is M = 9pn solved for p? a. p = M/n b. p = M  9n c. p = 9n/M d. p = M/9n 2) Which is M = 300J/P solved for J? a. J = 300PM b. J = 300M/P c. J = 3OO/PM d. J = PM/300 I don't really understand this but my answer are 1. d 2. b

math probabilty please help
You spin the spinner twice. draw a tree diagram and list sample spaces to show the possible outcomes. From that answer questions 1,2 and 3. The spinner is 4 equal parts for a, b, c ,d I know the tree diagram you Have a,b,c,d, and from each of those

General Chemistry
So I've been working on this online homework problem and got it wrong 8 times. I need help. Here's the question: 1,2diaminoethane, H2NCH2CH2NH2, is used extensively in the synthesis of compounds containing transitionmetal complexes in water. If pK_b1

Statistics
On a very short quiz, there is one multiple choice question with 5 possible choices (a, b, c, d, e) and one true or false question. Assume you are taking the quiz but do not have any idea what the correct answer is to either question. You mark an answer to

communication
DEFINITIONSelective listening: Involves focusing only on particualr parts of communication QUESTIONSelective listening is effective because we focus on the most important parts of a message. True or False

*** Discrete Math ***
I have solved parts of the question, but I want to know if they are correct. Other parts I'm not sure how to do, like part b and c. g(x)=2x+1 Define g^3= g^2 o g,...,g^n =g^(n1) o g (where "o" means composition) a) Give rules for g^2, g^3, g^4 Ans: g^2= g

math probabilityPLEASE HELP thanks
thanks for helping me! You spin the spinner twice. draw a tree diagram and list sample spaces to show the possible outcomes. From that answer questions 1,2 and 3. The spinner is 4 equal parts for a, b, c ,d I know the tree diagram you Have a,b,c,d, and

Algebra
Randy, Sam, Tim and Will counted the number of puzzles they had solved in two months. Sam has solved twelve more than Tim. Randy had solved seventeen less than Sam.Will had solved twice as many as Randy. They have solved a total of 267 problems. How many

Algebra problems
I have some problems that I would like checked please. Find and simplify the difference quotient f(x+h)f(x)/h, h can not equal 0 for the given functions. 1. f(x)=x^2+3x+9 I got 2x+h+3 Evaluate the piecewise function at the given value of the independent

Math
CAN SOMEONE CHECK MY ANSWERS PLEASE? What types of problems can be solved using the greatest common factor? What types of problems can be solved using the least common multiple? Complete the explanation. *** Use the words 'same' and 'different' to complete

Math
Latoya's Receipe 2 1/5 parts cranapple juice 1 4/5 parts lemonade ____________________________________________________________ Parker's Recipe 2 1/2 parts cranapple juice 3 1/2 parts lemonade For each recipe, write a ratio that compares the number of parts

English
Question 12 Which of the following is correct? i.e. I.E. ie IE Question 13 Which of the following is incorrect? 16,500 four dollars in his 30s the nineteenth century Question 14 Which of the following is the correct usage of a percentage? 13 percent 13%

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

Early Childhood Education
Appropriate materials and equipment for outdoor play should contain which? 1. a lot of immovable parts 2. some loose parts 3. large,simple,steel units designed for a single purpose. 4. hard,strong surfaces for ground cover Shouldn't the materials and

World History
Read the summary. Babylon was in the heartland of Mesopotamia, the site of the First Agricultural Revolution (1). Based on cuneiform writings on clay tablets, researchers know that farm products included sesame, barley, and dates, as well as cattle and

Math
Can you tell me how you would answer this question? My teacher says that one answer is correct but I think that my answer is correct. I want a second opinion. A soccer coach purchases 12 uniforms for 17.50 each. He buys 6 soccer balls for 8.58. How much

Math
A machine takes 4.2 hours to make 7 parts. At that rate, how many parts can the machine make in 28.8 hours? Round answer. 1)48 parts 2)41 parts 3)172 parts 4)17 parts I think #1. Thanks

Statistics (Box Method)
I have two questions where I keep getting the last parts (question #1 [e], question #2 [f]) wrong. I have all the other answers right so I'm not sure what I am doing wrong with these two. I went ahead and wrote all the parts down as well as the answers and

Statistics
In a shipment of 21 parts, four of the parts are defective. If three parts are selected at random without replacement, find the probability that : a.) All three parts selected are defective. 4/21*3/20*2/19=.003 b.) None of the tree parts selected are

Computer (C)
I need help with c programming, i need to fill in the code and I got these (need help with question 4), I run the grader and I only got question 1 right. grader code: gcc worksheet.c; ./a.out 0; if [ $? eq 0 ] then echo 'Question 0 Correct'; else echo $?

Stat HW for.
1. A student taking a midterm exam in Ancient History comes to two questions pertaining to a lecture that he missed, and so he decides to take a random guess on both questions. One question is truefalse and the other is multiple choice with four possible

English
Question 7 Which of the following is correct? Streets in Pittsburgh streets in Pittsburgh sts. in Pittsburgh aves. in Pittsburgh Question 8 5 points Save Which of the following is the correct form to use in a sentence? 25 pct. 25 percent 25 perct. 25%

Chemistry
A dragster moves at a speed of 225 miles per hour. Express this speed in nanometers per Microsecond. Ok so I've solved this problem like twenty times, each time adding something into the equation or taking something out and I almost got the correct answer,

Differential equation
A first order linear equation in the form y′+p(x)y=f(x) can be solved by finding an integrating factor μ(x)=exp(∫p(x)dx) (1) Given the equation (x+4)^2y′+5(x+4)y=16 find μ(x)= I found it to be e^(5ln(x+4))which is correct** (2) Then an explicit

math
You spin the spinner twice. draw a tree diagram and list sample spaces to show the possible outcomes. From that answer questions 1,2 and 3. The spinner is 4 equal parts for a, b, c ,d I know the tree diagram you Have a,b,c,d, and from each of those

MATHStuck :(
I really need help factoring these special Trinomials. This question really puzzled me. I thought I had it correct, but when I checked the answer at the back of the book, I was wrong, and so I would like to know what was it that I had done wrong. This was

MATHSTUCK :(
I really need help factoring these special Trinomials. This question really puzzled me. I thought I had it correct, but when I checked the answer at the back of the book, I was wrong, and so I would like to know what was it that I had done wrong. This was

plz help english
my question is: Complete the sentence below by interrupting it with two parallel if clauses: The problem of race relations, if………., and if………. must be solved. question is i wrote: the problem of race relation, if it goes on increasing, and if

Physics HELP! QUICK!
A banked circular highway curve is designed for traffic moving at 55 km/h. The radius of the curve is 220 m. Traffic is moving along the highway at 38 km/h on a rainy day. What is the minimum coefficient of friction between tires and road that will allow

chemistry
The urine of horses are mixed with an excess of hydrochloric acid, after some time, a yellowishbrown crystalline precipitate, which have an unpleasant odor, that can't be removed by simply washing with water. This new compound has the following

math
I'm having a little trouble solving inverse variation. I have four problems  2 are solved using proportions, 2 are not  why can they not all be solved using proportions? 1. y varies inversely with x. If y = 40 when x = 16, find x when y = 5 If I use a

statistics
Suppose a shipment of 500 machine parts contains 62 defective and 438 nondefective machine parts. From the shipment you take a random sample of 25. You are interested in the number of defective machine parts out of 25 trials and corresponding

3rd grade
alice folded a piece of paper into 12 equal squares and colored them. She had 3 times as many red parts as green parts and 2 more yellow parts than blue parts. How many parts did she have of eeach color?

Calculus I
Suppose that the number of bacteria in a plate of food is given by N(T)= 10T^2  40T + 200, 1

physics
I solved the first question and got the right answer, but I just can't seem to get the correct answer for the second part. (a) An AM radio transmitter broadcasts 52.0 kW of power uniformly in all directions. Assuming all of the radio waves that strike the

Algebra 1
Randy, Sam, Tim and Will counted the number of puzzles they had solved in two months. Sam has solved twelve more than Tim. Randy had solved seventeen less than Sam.Will had solved twice as many as Randy. They have solved a total of 267 problems. How many

Math
To make green paint, Jeff's art teacher instructed him to mix blue and yellow paint. To make the desired shade of green, the ratio of blue paint to yellow paint is 3:4. What the does the ratio 3:4 mean? a. 4 parts yellow for every 3 parts blue b. 4 parts

chemsitry
home / study / questions and answers / science / chemistry / make sure to answer both parts: 1)balance the following ... Your question has been posted. We'll notify you when a Chegg Expert has answered. Post another question. . Question Edit question make

PLZ HELP!!!! communication
DEFINITIONSelective listening: Involves focusing only on particualr parts of communication QUESTIONSelective listening is effective because we focus on the most important parts of a message. True or False my only problem is the deffiniton says

Social Studies
Need help figuring out what 3 parts they are talking about in the question: List the 3 parts of the Containment Policy. Thanks...

Statistics
Can someone please help me with this example, I do not understand it at all. Binomial problems: Advanced A machine that manufactures automobile parts is estimated to produce defective parts % of the time. If this estimate is correct, and parts produced by

Math!
I need help figuring out equations for a math problem. This is the question: For a chemistry experiment Marie needs 300 ml of a 15% acid solution. The Science Department has quantities of 5% acid solution and 20% acid solution. What volume of each solution

math
student got 25 questions correct did not pass,2nd attempt got 36 correct what was percent increase show how solved

Statistics
I'm stuck on this homework question. If someone can just help get me started with the first one I'm sure I can do the rest. I'm just not sure how to begin. Thanks! 1. A production process produces 90% nondefective parts. A sample of 10 parts from the

physics
I am a bit of an overachiever, and I've developed a habit of reviewing subjects during the summer before I take them in the new year. I was just looking through the posts on this site for review, when a certain physics question caught my attention. It was

PreCal
This is a solved problem. Deposit $1000 @ 8% compounded continuously. How many years before it doubles. Solved: Use A=Pe^.08 , so 2000=1000e^.08n then 2=e^.08n then take natural log (1n) of both sides. end up with 1n 2 = .08n so that n= 1n 2/.08 approx=

QUESTION
What,if anything,is wrong with the following sentence? Do you advise me to go to college or that I should get a job after high school. 1.PROPERLY CONSTRUCTED SENTENCE 2.MISPLACED PARTS 3.LACKS PARALLEL PARTS 4.RUNON I AM THINKING ITS NUMBER (3)LACKS

math
Can you tell me how you would answer this question? My teacher says that one answer is correct but I think that my answer is correct. I want a second opinion. A soccer coach purchases 12 uniforms for 17.50 each. He buys 6 soccer balls for 8.58. How much

Physics
Two ropes exert forces holding a suspended box having a mass of 100 N at rest. If one rope is at an angle of 30o to the horizontal and exerts a force of 40 N along the rope, what is the tension on the other rope and what is the angle between the rope and

Algebra 2
So I solved this problem but, strange as it sounds, I don't know how to do the work. Here's the question: One number is eight less than another number. The sum of the numbers is eighty. Find both numbers. Here's what I've got: y8=x x+y=80 x=36 y=44 I

Science
HI I went all around the websites and I still did not find a picture of an elephant that is labeled with all it's body parts etc I am uncertain of your real question. Do you have a list of body parts you need to identify?

effective persuasive writting
how would you encourage a leluctant peer reviewer. I would ask a question first That's a good idea, but what kind of question(s) would you ask? Depending on what they are reviewing, there are many different questions that could be asked. Here are some

Math
Amanda says her quilt has 9 equal parts. Jeremy says it has 3 equal parts. Can they both be correct? Explain.

Math
Amanda says her quilt has 9 equal parts. Jeremy says it has 3 equal parts. Can they both be correct? Explain.

Statistics
A bin of 35 manufactured parts contains 6 defective parts and 29 nondefective parts. A sample of size 5 parts is selected from 35 parts. Selected parts are not replaced. How many different samples are there of size five that contain exactly 2 defective

English
hi! I am doing tomorrow a chant (body parts) with young learners of english as a foreign language.They need to sing and show the mentioned body parts.Well my question is how can I work on pronunciation awareness?(what can i do beside hand clapping)

5th grade social studies
Question: What time period or movement began in the textile industry? I am really confused about this questions. My answer was the time period of the 18th century. Is this correct? Question: What is an economic system based on machinery rather than animal

American History
The reason that the President is called the CommanderinChief in the Constitution is because the Framers wanted ***to provide the President with authority over the secretary of defense. Question 2. Question : Thomas Jefferson justified the Louisiana

Math
What is the equation x=y+z solved for z? A. X+y=z B. X/y=z C. Y/x=z D. Xy=z•• Correct me

Math
I need help not sure if I'm doing this correctly. Parts of parts: Find each of the following parts of parts without drawing a diagram for each problem explained clearly A) 2/3 of 2/7 I think it's 4/15 because your multiplying. B) 6/11 × 2/7 I think it's

Religious Education
Is God real? Which is the true religion? For many people around the world, God is very real. The true religion is the one that a person wholeheartedly believes and faithfully follows. Hi Cherry. Considering this is a homework question, most Religious

calculus
v(r)= k(ar)r^2 where k is a constant evaluate v at a. This is what I got when I solved but it is not correct. v(a)=k(aa)a^2 v(a)=ka^2

help with stochiometry
can someone help me out with this one? balanced equation is: 2H2 + O2 > 2H2O My questions are: How many molecules of water are produced from 2.0 * 10 ^23 molecules of oxygen? How many moles of water are produced from 22.5 moles of oxygen? OK. First, it

Sarah smith
What is 95 divided by 4 equals and.can I have the question solved please

Geography
I've been trying to post this question for an hour but it won't let me because it says I'm posting a website adress. So I'm going to do it in parts... Here are all the hints and all my answers. Can someone please check if they're correct? "Guess where we

6th Grade Math
My son has to solve equations with mixed numbers in them. we are in dispute about the problem below: 6 3/8 = t  4 3/4  2 1/16 I solved it by adding 2 1/16 to both sides, then adding 4 3/4 to both sides. My answer was 13. My son solved it by subtracting

Math
Hi ya! So I got a question like when I'm rationalzing a denomenator in order to get simple radical form I really don't know what to do for example this problem (6^(2^1)3^(2^1))^1 ok so I know your trying to get it so it's a perfect sqaure right so I

math
what is the unit digit of 7^49? I solved it and got the answer 07, but I'm not sure if it's correct.

algebra hsa
5x3=2(x6) i got 3 when i solved it but when i check my work its not correct what am i doing wrong?

algebra 2
Solve the following systems of equations. If the system cannot be solved ,state that it cannot be solved and explain why. 1.3x+y=7 3x+y=10 2. 5x2y=24 4y=4810x

Statistics/Binomal
I really need help I do not understand how to start this problem. A machine that manufactures automobile parts produces defective parts 15% of the time. If 7 parts produced by this machine are randomly selected, what is the probability that at least 3 of

physics
Find the minimum diameter of a 51.5mlong nylon string that will stretch no more than 1.01 cm when a load of 68.9 kg is suspended from its lower end. Assume that Ynylon = 3.51·10^8 N/m2 physics  bobpursley, Saturday, October 29, 2011 at 10:32am Hookes

math
Give an example of a logarithmic equation that cannot be solved and explain why it cannot be solved. (3 marks)

Algebra1
36. Add 5 + 4 + (5) + 3 + (1) + (6) I solved this twice, and got different answers each time. I'm not sure where I'm going wrong, or which one is correct. : 10 or : 2 Thanks

English
Posted by rfvv on Sunday, April 10, 2011 at 9:51pm. He asked me a question. He asked a question of me. He begged me a question. He begged a question of me. He inquired me a question. He inquired me of a question. (Are the pairs all correct and

math
Give an example of a logarithmic equation that cannot be solved and explain why it cannot be solved.

math check
A machine produces parts with lengths that are normally distributed with ó = 0.52. A sample of 16 parts has a mean length of 75.07. (a) Give a point estimate for ì. (Give your answer correct to two decimal places.) 75.07. (b) Find the 99% confidence

MATH STUCK:(
I am having some difficulties factoring polynomials and I use only one method to figure the stuff out, which is the guess and check method because it's just mental math work and not that complicating. Here is a question that I know how to do, and below it

math
On a multiple choice test, the chance of randomly guessing the correct answer to a question is 25%. if you guess the answer to every question on a 20 question test, how many question should you expect to get correct?

English
the tone of Breaking Through is a respectful b none of these choices are correct c bitter d amused e angry I think a,c,d,e are the right answer and i think the tone of this book is depend on which parts of it. Different parts have different tone.

Math
When I solved these two equation: 3x+4y=8 4x+3y=4 I found that neither of the two lines was perpendicular or parallel. Is this correct? Thanks.

Physics
A manufacturer is designing a two part firecracker with a total mass of 1.0 kg. The firecracker will launch at a speed of 25 m/s, then separate into its parts some time, t, after launch. The parts have equal mass. If the parts separate such that the angle

SCIENCE HELP
How will the spacecraft for this mission be designed? What parts are for overcoming the challenging conditions? What parts are for collecting data? What are other parts of the design? I planned to go to mercury what do I put:(((

physics
A ball is tossed from an upperstory window of a building. The ball is given an initial velocity of 9.50 m/s at an angle of 24.0° below the horizontal. It strikes the ground 5.00 s later. (a) How far horizontally from the base of the building does the

chemistry
Can someone please explain how to do this question? A 0.057M solution of a weak acid has a pH of 4.93. Determine the ionization constant, Ka, of the acid. a) 2.1 x 10^4 b) 2.4 x 10^9 c) 4.1 x 10^8 d) 2.8 x 10^7 e) 1.4 x 10^10  Well, to be honest, I

mat
how do I solve this problem for x? 2x/2=63y You need to finish the post. What is the question? I solved it for x for you. answered above, also.

Find the minimum/maximum
The question is as followed: y=3x^2 + 4x This is how I solved it: y=3x^2 + 4x y= 3 (x^2 + 4/3x) y= 3(x^2+4/3x +4/9) + 4/3 y= 3 (x+2/3)^2 + 4/3 The answer sheet said that x = 2/3 but wouldn't it equal 2/3 because there is a 3 before the bracket?