Algebra 2- reposted no one answered

98,209 results

Algebra 2- reposted no one answered

look at the function and answer the questions. x y -3 2 -1 0 0 5 1 2 2 7 What is x when f(x)=2 ? What is a zero of this function?

Algebra

I posted this earlier but it didn't get answered. So I'm posting it again with hopes that, this time, it will be answered. Please solve for x: |x-6|>7 I got x=6 as a final answer, but that doesn't make sense because 6 is not greater than 7. Please help!! Thanks :) No one ...

answer a question

Why has no one answered my two math questions i put on here. Please look again UNDER your postings because I see answers there! Ashley, Be sure to look above this post. I reposted them so the math teachers might find them more easily. =)

help?

the last few times I've posted questions no one has answered them...I'm starting to get kind of upset. let's see if this one gets answered: the perimeter of a square is 44. find the length of a diagonal.

probabilities

A multiple choice test has 16 questions. Each question has 4 possible answers with only one is correct. Assume that all questions are answered and the probability to answer any question correctly is 0.25. Let X be the number of questions answered correctly among 16. 1. What ...

Algebra

I posted this last night but it didn't get answered. So I'm posting it again with hopes that, this time, it will be answered. Please solve for x: |x-6|>7 I got x=6 as a final answer, but that doesn't make sense because 6 is not greater than 7. Please help!! Thanks :)

3rd grade math

on one test, chi answered 76 out of 100 questions correctly. on another test, he answered test, he answered 7 out of 10 questions correctly. write these scores as decimals and compare them.

math

A professor gave his 40 students a test with three questions. Every student answered at least one question. Ten student did not answer the first question, 14 did not answer the second question, and 12 did not answer the third question. If 18 students answered all three ...

Algebra

Thanks for those who answered my previous question! I have just one more: x^2-625=0, what is the GCF? How is it deterimined? It does not appear to me that there is one. How would it then be factored and have the zero-product powers applied? Then, what about 120x^2-34x-21=0 (...

to HELPER advanced funtions

that answer wasn't the one I looked for. i didn't want to be mean so i reposted it. can you please help me! THANK YOU SO MUCH !! describe the similarities and differences between y=x^2 and a power funtion with a even degree higher than two?

ALGEBRA

In how many ways can a five questions,true or false test be answered if each question must be answered true or false

Math HELPPP

In a survey of 2000 adults 50 years and older of whom 40% were retired and 60% were pre-retired, the following question was asked: Do you expect your income needs to vary from year to year in retirement? Of those who were retired, 33% answered no, and 67% answered yes. Of ...

Stat

Of the 64 people who answered "yes" to a question, 6 were male. Of the 70 people that answered "no" to the question, 8 were male. If one person is selected at random from the group, what is the probability that the person answered "yes" or was male?

Math

the 64 people who answered "yes" to a question, 6 were male. Of the 70 people that answered "no" to the question, 8 were male. If one person is selected at random from the group, what is the probability that the person answered "yes" or was male?

Science

What is the average summer temperature in the desert biome? Select one: a. 38 degrees celcius b. 48 degrees celcius c. 58 degrees celcius Question 2 Not yet answered Marked out of 1.00 Flag question Question text What is the average winter temperature in the Savanna biome? ...

Algebra

Can you help me with this one? Each auditorium has both floor seats, and balcony seats. Auditoruim A has 200 floor seats and 500 balcony seats. Auditorium B has 100 floor seats and 200 balcony seats. Let f represent the cost of a floor seat and b represent the cost of a ...

Pre-Algebra

Can someone please help me answer these two questions? I have already answered one, and need it checked. Give any three ordered pairs that are solutions of the equation: 1. x-y=6 (12,6) (10,4) (15,9) 2.-3x - 2y = 0 ??? 3.2x- 3y = 12 I have only one ordered pair for this: (9,2...

Biology

I'm confused on when to use a two capital letters, two lowercase letters or one of each. This is for traits. We just started it in Biology. It has something to do with heterozygous and homozygous dominant and homozygous recessive and so on. For example Pp PP pp I don't know ...

Algebra

I posted this earlier in the day but no one answered. Can anyone help with these problems? Factor completely: 1. 8x3 + 2x3 – 12x –3 2. 27x3+8 3.125 – 8x3

Math

On one test, Chi answered 76 out of 100 questions correctly . On another test , he answered 7 out of 10 questions corrctly. Write these scores as decimals and compare them. I don't know..

algebra

graph the equation and find the y-intercept. 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

algebra

thank everyone that site helped but now i just have to practice. for now can someone tell me how does 3x=7-4x x=1 which one do you minus or subtract from the equation? 3x = 7 - 4x The first thing you need to do is get the unknowns on one side of the equation. You also need to ...

math

hi I reposted this question to see if I would get the answer the person who posted this one last time says that 9sqrt3 is wrong (and I check if they were right) do here is the question again Given: ∆PQR, m∠R = 90° m∠PQR = 75° M ∈ PR (meaning that m in on segment PR...

English

"Ah, never mind," answered the police officer and smiled. -------------------------------- Q: In the sentence above, did the police officer answered and smiled at the same time? Or did he answered that way, and then smile?

Algebra

Bob received 6 points for each question he answered correctly on Part 1 of a test and 4 points for each question he answered correctly on Part 2. If he answered 33 questions correctly and received a total of 168 points, how many questions did he answer correctly on Part 1?

Statistics

How do I figure out the answer to this ? It's been a while since I came across one like it; On a test, 6.25% of the questions are answered incorrectly. If 5 questions are answered incorrectly, how many questions are on the test ?

English Essay Writing

I posted my English essay homework on March 17,2008 and no one has answered my question yet. I understand that every question may not be answered but I was just wondering If anyone that was good at Eassy writing could take a look thanks very much

For drwls

I reposted again down below, if you wouldn't mind looking. Thanks, much appreciated :)

Mathematics

Maria answered all the problems on her math test. She answered 80 percent of the problems correctly. If she answered 6 problems incorrectly, how many problems were on the test?

statistics

An employer polled its employers to see if they agree with the proposed new store hours and whether or not their present shift made a difference in their answers. The customers answered 1 for agree, 2 for don't know, and 3 for disagree. Nine first shift employees answered "...

Grammar

A simple __________ expresses one complete thought (one independent clause) with one subject and one predicate. A) clause B) phrase C) sentence I answered c, although I think it could be B also

DrBob I answered the ??

I rote the qestion Amy... please check your question below. I answered Back again!!

DrBobb222!! Help!!

Please look at my Chemistry problems again, I reposted them with the constants and such. I am still confused!

stats

Usin7) An employer polled its employers to see if they agree with the proposed new store hours and whether or not their present shift made a difference in their answers. The customers answered 1 for agree, 2 for don't know, and 3 for disagree. Nine first shift employees ...

comparing fractions

A third grade class was given a multiplication quiz. The quiz had 10 problems. Any correctly answered 6 problems, Bobby answered 7 problems correctly, Tom answered 9 problems correctly, and Sue only answered 2 problems correctly. A. What fraction of the problems did each ...

Algebra 1

I'm currently working on a project for algebra in which we have to study two cab companies and their flat fees/how much they charge per mile. One of the taxi services has a flat fee of $4.25, with an added $0.50 for every mile driven. The question I need answered is "Write an ...

algebra

I need to know if i did these questions right. The main problem: A certain Metropolitan area is building a new Performing Arts Center with two auditoriums to be used as concert venues. Budget: 89,200,000 for construction cost 5,300,000 for land 1. What integer represents the ...

Chemistry

Two Flasks containing the same inert gas are at the same temperature and pressure of 800 mmHg. One flask has volume of 1.0 L and the other, a volume of 2.0 L. Enough volatile liquid is injected into each of the flasks to allow phase equilibrium to be established. No leakage ...

mathematic

In surveys about sensitive topics, respondents are sometimes given ways to “hide” their answers from the surveyor. In a survey of taxpayers, one of the questions is, “Did you cheat on your taxes?” To answer, the respondent is asked to toss a coin. If it lands heads, ...

math

In surveys about sensitive topics, respondents are sometimes given ways to “hide” their answers from the surveyor. In a survey of taxpayers, one of the questions is, “Did you cheat on your taxes?” To answer, the respondent is asked to toss a coin. If it lands heads, ...

math

Sheryl correctly answered 85% of the questions on her 200-question biology final. Fernando scored a 90% on his 180-question chemistry final. (a) Who answered more questions correctly? ____________________ (b) Who answered more questions incorrectly? ___________________

Math/algebra class

You live 15 blocks (3/4 of a mile) from RACC. Your car is in for service so you decide to walk to class. Walking at a speed of 4 miles per hour, what is the latest time you can leave your home to be on time for your 10:00 am class in Berks Hall? 1) Estimate whether it will ...

English-(PLEASE HELP)

Of Mice and Men. 1. The beginning of the novel includes lots of ladscape info. Describe the setting. (I answered that w/ no problem) Name of place. (I answered this also w/ no problem) What does this place look like? (I don't understand this question-please help) Time in ...

math

Sheryl correctly answered 85% of the questions on her 200-question biology final. Fernando scored a 90% on his 180-question chemistry final. (a) Who answered more questions correctly? (b) Who answered more questions incorrectly?

algebra

solve the compound inequality 3x-5>-17 and 4x+3<15 my answer: -4<x<3 Answered in another post.

Math/algebra

The question is 9xy --- 15x I answered 3y --- 5 is this right?

Algebra

I know that Reiny has answered this question on how to simplify this, but what steps do I follow? (r^2 s)^5

algebra 1

PLEASE HELP! NO ONE ANSWERED THE QUESTION three times an odd integer is eleven less than four times the next greater even integer. What is the odd integer?

NO ONE ANSWERED ANY OF MY QUESTIONS

NO ONE ANSWERED ANY OF MY QUESTIONS

Reposted: Maths - Trig

I've been told that sin(c+h)=sin(c)xcos(h)+cos(c)xsin(h) but how? please explain

algebra

How come half the questions posted in here don't even get answered?

Linear Algebra - Question

I have this number that I just wanted to be sure how to do. They give me a Parallelepiped with corners lettered from A to H. Then the question is: In a certain orthonormal reference, the coordinates of points A, B, D and E are respectively A(0,0,2) B(3,0,2) D(0,4,2) E(0,0,1) ...

algebra

How do you solve this math problem? h= -8t^2+40t then it says: when t=0 and when t= 5 there are 2 questions that i have to answer: 1.) find the value of h 2.) graph this equation - i don't know if i did the problem right but when i answered #1 i got h=0, - and when i answered...

College Algebra

Find the sum 5/3+9/3+17/3+33/3+... I answered infinity, but that just seems too simple. Thanks for your help!

Algebra

I have answered the question but not sure how to check for extraneous solution. x/(5x+4)=3 The answer is -6/7

math

on a test of 50 question jill answered 47 correctly.how many percent did she answered correctly

Statistics

One of the questions in the Pew Internet & American Life Project asked adults if they used the Internet, at least occasionally. The results showed that 454 out of 478 adults aged 18 - 29 answered yes; 741 out of 833 adults aged 30 – 49 answered yes; 1058 out of 1644 adults ...

algebra

6x^2y^3(3xy^2)^2/xy^2 I need it answered in simplified form with showing the work how u got the answer

Chemistry (1Question)

This is really confusing. I know how to do the equilibrium which also has to do with reaction rates but they didb't give it to me as a choice. Please Please help me. I post other questions that i answered already but no one answered me. I just needed someone to check them for ...

Math

Adam answered 80% of the questions correctly. He answered 6 questions wrongly. Find the total number of questions in the quiz

ANOTHER SCIENCE

I cannot find this one. Intertidal communities that are constantly battered by the waves may be as, or more, productive than the world's ______ _____ The answer is rain forests. I answered my own question. Thanks nice one!=)

Pre-Algebra

Can someone please check if I answered these 3 questions correctly? Find three solutions: 1.x - y= 7 (10,3) (14,7) (8,1) 2.2x + y= 10 (2,6) (4,2) (5,0) 3.y=3x (2,6) (9,3) (15,5) Thanks! -MC

Algebra 2

Thank you Steve and others that have answered my questions before. 5 x 6 - 2 x 4 = 30 - 8 I believe this is the substitution method. Correct? Thank you.

geometry

in a trivia question ;your team answered 32 out of 40 question correctly. the opposing team answered 16 out of 20 questions correctly. was the ratio of correctly answered quesstions to incorrectly questions the same or different for both teams? explain no they were not same ...

physics, mit 2.01x, mechanical engineering

MITx 2.091x Can anyone help me on this question: HW9_3: Design against buckling in a SD truss We are considering again the truss in the figure, from homework problem HW4_2. The truss is loaded at joint C as indicated, and we had determined the axial forces in each of the bars ...

Algebra

give indicated composite for pair of functions (g o f)(x):f(x)=x-3/6, g(x)=6x+3 g(f(x)) g(x-3/6) =6*x-3+3/6 would my answer be: (g o f)(x)=x I am not sure if I answered the problem completely.

Geometry

Given: KLMN is a trapezoid, KL = MN, m∠LKM=m∠MKN, LM:KN = 8:9 , Perimeter KLMN = 132 LM and KN are parallel Find: The length of the legs. I reposted this question because the last time was not vary clear, and I got 49 but it is wrong

Ms. Sue Business

I reposted to the other question but this is the exact directions: Analyze & summarize the origin and subsequent evolution of our team's collective personal and workplace values and how they compare with your chosen company (ours is Microsoft)

English- A Raisin in the Sun

This is a post continued from yesterday under "English-A Raisin in the Sun". In response to GuruBlue- Is Bennie worried about Mama meeting Asagai because Asagai wants Bennie to go to Africa and Mama won't like that? (I reposted because the previous post is a few pages back and...

Science Reposted for Jessica

Posted by jessica on Monday, November 19, 2007 at 4:16pm in response to Science. is some friction good for life on earth??

English

Can you help me improve my last questions? Thank you very much for your invaluable help. Anna answered one of them.

Algebra 1

Graph the function f(x)= 1/4x+12. Thank you. Someone answered this question, but I did not understand their explanation. Thank you for yor patience and for being clear in explaining the solution.

Math / Pre-Algebra

Seriously stuck on this: "Find the LCM of n^3 × t^2 and n × t^4?" 1) n^4 × t^6 2) n^3 × t^6 3) n^3 × t^4 4) n × t^2 Can anyone help? URGENT! NEED THIS ANSWERED TODAY! ASAP!! :( Thanks for your assistance in advance, NatR

8th grade Pre Algebra

Seriously stuck on this: "Find the LCM of n^3 × t^2 and n × t^4?" 1) n^4 × t^6 2) n^3 × t^6 3) n^3 × t^4 4) n × t^2 Can anyone help? URGENT! NEED THIS ANSWERED ASAP!! :( Thanks for your assistance in advance, NatR

history

What did james Wilson propose for the American Presidency? P.S. I also answered this one last night for you!

Grammar

He was started on hydration and IV antibiotics. A) complete sentence B) fragment C) run-on I answered this one A too

Computer Science

For MathMate: Mythical Man Ques. You answered my ques. several days ago, but I do not quite understand the answer. The ques. was as follows: If it took one person 3 months to make one quilt, why does it take 6 people four months to make one?

ALGEBRA

A history teacher gives a 20 question T-F exam. In how many different ways can the test be answered if the possible answers are T or F, or possibly to leave the answer blank?

Algebra II repost- please check

I posted these a little while ago but this time I have answered them. 1. Does the graph of y = x – 3x2 + 5 have a maximum or minimum? 2. What is the vertex of the graph of y = -2(x - 3)2 + 4? 3. Does the graph of y = -2(x - 3)2+ 4 open up or down? My answers: 1. I cannot ...

Health

Sorry it's been a while but I need this answered: 1) Is there anything one can do by themselves to increase their height? Thanks -MC :)

Physica

Had this question answered answered before but I could not understand the explanation. Can someone else please help me? What is the likely identity of a substance (see Table 10-1) if a sample has a mass of 9.38 g when measured in air and an apparent mass of 8.55 g when ...

math

A teacher prepares a test. She gives 5 objective type questions out of which 4 have to be answered. Find the total ways in which they can be answered if the first 2 question have 3 chioce and the last 3 have 4 choices. I think this a permutation question need help

statics

If you sent out 5000 census to households and 3700 answered would my percenatge be 1.35%. please tell me if i answered this corrrectly I took the 5000 and divided it with the 3700 and I received the answer of 1.35% Please help thanks Shelley.

ALGEBRA

A student is asked to answer 7 out of 13 questions on an exam. In how many ways can she select the questions to be answered?

ALGEBRA

A student is asked to answer 7 out of 11 questions on an exam. In how many ways can she select the questions to be answered?

None of my questions are being answered

I need serious help for the questions i put on here and no one is helping me? ive tried using different names, subjects and said please and thank you and no one has yet helped me. I'm not impressed by this. Thanks but no thanks for the help. Jake/cabe/eliza

Algebra pls. help

so i've already answered one of the questions i asked yesterday. thanks for the username damon. yeah it was a typo. I'm gonna repost a question. Please please... someone help me. *The first and the second term of a progression are "a" and "b" respectively. what is the third ...

Math

Is (2,12) a solution to the given system? y>2x+4 y<3x+7 Yes No What is the solution of the system of equations shown below? 2x+2y=10 5x-2y=4 (-2,7) (2,7) (2,3) (3,2) The point (-3,11) is a solution of which of the following systems? y≥x-2 2x+y≤5 y>x+8 3x+y>2 y&...

math

On a test, the number of questions Pam answered correctly was 1 1/2 times the number of questions she answered incorrectly. If Pam answered 30 questions incorrectly, how many questions were on the test?

Algebra 1 HELP!!

4n=28n-3 i have to solve for n Move the letters to one side and the numbers to the other. Change sign when doing so. 4n-28n=-3 Combine terms. -24n=-3 Multiply everything by -1 24n=3 Now divide both sides by 24 24n/24 = 3/24 n=1/8 I hope this helps. What would be the missing ...

algebra ineqUALITIES

can you check these tell if the number after the: color is a solution x < 7; 7 i say yes p > -3;3 i say yes k is greater than or equal to 5; 0 i say no 3z is less than or equal to 12;4 i say yes n - 5 > 3; 6 i say no 2g + 8 is geater than or equal to 3;-1 i say yes ...

Math

Earl answered 2 more math questions correctly than Anna did. Anna answered 3 fewer questions thatn Juanita did. Juanita answered 21 questions correctly. How many questions did Earl answer correctly? Could someone explain how to get the answer. Thanks.

math

Given: ∆ABC is isosceles m∠ACB = 120° m∠BMC = 60° CM = 12 Find: AB M is on line segment AB I saw that someone has already post this question, but I didn't find the answer so I reposted it to c if someone could put the answer

English - Haiku reposted for Jean

English - jean, Monday, December 10, 2007 at 9:41pm What is the format to write a haiku?

Physics

Reposted under Physics... I've tried for hours to solve for v, but can't get the rearranging right. I'm using L= Lo sqrt 1- v^2/c^2 Can anyone suggest the first couple of steps? I can get the answer by the way, by substituting values 'til I get the contracted length. Original ...

Algebra Vocab.

I need help with finding the term tesselation. I looked everywhere. I have answered this three times. Go to www.google.com and type in the spelling like this. tessellation. Two ls, not 1.

Chem?

hi, i posted a question below under the same name and no one has answered it yet (i think bobpursley might have left) any help?

math

+ + = + - + = ? im doing homework abut brackets and i've answered the questions i know like : (x+1)(x+9) = x(squared)+10x+9 but i don't get this one cause of the symbols should the answer have 2 minus ? (x-6)(x+9)

business

Which one of the following leadership styles could be best characterized by the statement “Let George do it”? A. Contingent C. Democratic B. Laissez-faire D. Autocratic I ANSWERED (B)

algebra

Sally works at a grocery store. In one week she earned $390 for working 47 hours, of which 7 hours were overtime. The next week she earned $416 for working 50 hours, of which 8 hours were overtime. What is Sally's HOURLY OVERTIME rate in dollars per hour? This question was ...

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