
Hi, I was working on my math homework and I was stumbling on these problems. I tried looking at the solutions but my answers were completely off. Here are the ones I'm stuck on: If vectors O(0,0,0), A(6,0,0), B(6,sqrt(24), sqrt(12)), and C(0,sqrt(24), sqrt(12)) form a square...

Hi, I was working on my math homework and I was stumbling on these problems. I wanted to double check my answers that I have; I also could not answer 5. If vectors O(0,0,0), A(6,0,0), B(6,sqrt(24), sqrt(12)), and C(0,sqrt(24), sqrt(12)) form a square. 1) Find a vector ...

The problems reads: "The equation x^29x=0 has 2 solutions A and B. Where A < B. The answers I got where x=0 and x=9, however my online homework is saying its incorrect. Please help me (x9)x=0 x^2=9x (x9/2)^281/4=0

Is it necessary for us to find new solutions to problems? Many people may argue that we don¡¯t need to since we are already able to solve the problems. As far as I am concerned, we should always try to find new solutions to problems. New solutions enable us to work more ...

Help pllsss ASAP!!! have certain answers!! i try but i do not understand! help asap! give answers and walkthrough problems for me! 1. 2(x  3) = 2x (1 point) one solution no solutions infinitely many solutions 2. 3(y  3) = 2y  9 + y (1 point) one solution no solutions ...


These problems are pretty easy, but confusing (as stated in the subject line). 2x+5x=10 3x+42x=11 I know there are supposed to be two answers for each problem, for the first problem I got 5 and for the second problem I got 7. I can't figure out the other answers for the ...

It took Esteban 1 hour and a half to complete his math problems for homework. He spent 3 to 5 minutes working each problem. Which is a reasonable number of problems that Esteban completed for homework? A.10 B.12 C.15 D.20 D? Shaquille O' Neal height measures 85 inches. The ...

Hello, I am so stuck...I even watched two hours of videos, but it didn't really help me:( I am working on these kinds of problems... 3x4+5>32 And...as part of our homework, we have to enter it on the computer in interval notation. So I know that I solve it for both sides ...

Find all solutions between 0 and 2pi. Round to two decimal places. In radians. Find all solutions between 0 and 2 pi. Round to two decimal places for the final solutions. The answers should be in radian mode. If you can use exact values use them. At least one of the 3 problems...

Ivan finished es0251.jpg of his math homework problems and all 3 questions for his science homework before dinner. If he finished a total of 43 problems before dinner, what is the total number of math homework problems he was assigned?

What were some of the problems that workers faced in 19th century Europe according to Marx and Engels in "The Communist Manifesto" What were their solutions to these problems and how did these solutions compare to David Ricardo and Samuel Smiles solutions??

You were given 10 math problems for homework. You completed 310 of them at school. Which equation shows how to find the fraction of the problems you still must do to complete your homework?

Ivan finished 4/5 of his math homework problems and all 3 questions for his science homework before dinner . If he finished a total of 43 problems before dinner , what is the total number of math homework problems he was assigned?

for this simultaneous equations: x + 2y = 1, x + 5y = 12. would the two solutions be x = 3 and y = 2 sorry i mean x + 5y = 13 i really need help with my math homework excuse me..does that have anything 2 do wiv my queation?? unless ur dng the same course as me yes, your ...

Decide whether each equation has one, no solutions, or infanatly many solutions 1.) 2(x  3) = 2x One solution no solutions many solutions infinatly many solutions 2.) 3(y  3?) = 2y  9 + y One solution no solutions many solutions infinatly many solutions 3.)10x  2  6x = 3x...


Hello, Please check my answers, with stars (*) are my answers! Please check if they are wrong please tell the right answer and why it is right (explain it) so I can understand why! Thanks! For questions 12, solve the inequality. 1.) x + 8 < 28 a~ x < 36 ****** b~ x &...

We can find the solutions of sin x = 0.6 algebraically. (Round your answers to two decimal places.) (a) First we find the solutions in the interval [0, 2π). We get one such solution by taking sin−1 to get x = ________ (smaller value). The other solution in this ...

on tuesday evening randy spent 18 more minutes working on his math homework than he spent working on his philosophy readings. If he spent a total of 126 minutes on those two subjects then how much time did he spend on his math homework?

Kenneth has 22 math problems to do for homework. He has 12 problems done.How many more problems does he left?if he completes 1 problem every minute,how many more minutes does he have to work?

student missed 11 problems on a Chemistry test and received a grade of 65%. If all the problems were of equal value, how many problems were on the test? Round off your answer to the nearest integer. X= # of problems 11= # of missed problems 65% of correct problems 35% of ...

We just started logarithms and exponential functions, and I'm kind of getting the gist but not really. Here is what I tried on one of the homework problems: 2^X=4^X+1 1)2^X=(2^2)^X+1 2)x=x+1 3)0=1 or no solutions I wasn't sure what to do between steps 1 and 2. Thanks!!

9. Find the solutions to the system. y=x^2+5x+6 y=4x+12 A. (2,20) and (3,0) B. (2,20) and (3,18) C. (2,20) and (3,18) D. no solutions 10. Find the solutions to the system. y=x^23x1 y=8x1 A. (0,1) and (11,388) B. (0,1) and (11,87) C. (1,0) and (87,11) D. no ...

Hey, Need some help working these 3 problems. I have the answers but I'm having problems working them. Thank you in advance. The slope measurement between two points is 25.333 m and the slope angle is 1°50. Compute the horizontal distance. A distance of 177.50 ft was measured...

My teacher never specifically told us how to do these type of problems and now i have 10 of the same type of questions for homework due when i come back to class 2 days. a^7b^6 ________ a^5b Im not asking for the answer but the steps to get to the answers to these type of ...

The following are the last two problems on my test review. I am trying to study for a test. This is not my homework. I am not expecting anyone to do my homework for me. I just need to get the answers to be able to study and if you can help, I would really really appreciate it...


thanks for the answers, but I need to know how to solve the problems, so I can finish the remainder of my homework. Use a power of ten to change each to a decimal. 2 1/2 4 1/25 I need to learn how to solve these types of problems. I was out of the room when the teacher ...

Before I go on and give you the problenms let me explain. i am not some lazy kid trin to get people to do my homework over the internet. I am freshman that just recently skippeda garde in math and I need some help. The problems below are from my pop quiz out of the text book i...

Before I go on and give you the problenms let me explain. i am not some lazy kid trin to get people to do my homework over the internet. I am freshman that just recently skippeda garde in math and I need some help. The problems below are from my pop quiz out of the text book i...

yes i meant (2x+1)/5 and therefore that is h ow i got 3/5, finding it hard to follow Marth's working now since it is a completely different set of working.

I'm having problems with my homework , I keep getting the wrong answers can anybody help me with lesson4 poetry,part1#1015

40 students attended the brilliant summer camp at Stanford University. "k" of the students at the camp are working on math problems and the others are working on nonmath problems. One of the camp mentors noticed that whenever all the students were partitioned into 2 or more ...

Nick has done 35% of his homework. He had been working for 28 minutes. How long will it take him to finish his homework?

I'm sorry I wrote the problem wrong previously. "The equation x^29x1=0 has 2 solutions A and B. Where A < B. x^29x1=0 (x9)x=1 x^2=9x+1 (x9/2)^285/4=0 Solutions x=1/2(9 sq root 85) and x=1/2(9 + sq root 85) I also have a second similar problem. 2x^2+17x+2=0 x(2x +17...

If colonial boundaries have produced a large number of problems for Aftican countries, could the continenta people revert to the boundaries that existed before European colonialism? What other solutions might there be to the problems created by Aftica's borders? Plz help this ...

this website video isnot working please help I have to finish my homework. it was working in school>


I don't get any of these practice problems. 5. 2(x – 3) = 2x one solution no solutions infinitely many solutions 6. 3(y – 3) = 2y – 9 + y one solution no solutions infinitely many solutions 7. 10x – 2 – 6x = 3x – 2 + x one solution no solutions infinitely many ...

HELLO, THIS IS MY FIRST TIME USEING THE JISKHA WEBSITE. I NEED HELP WITH MY HOMEWORK. PLEASE HELP ME WITH MY HOMEWORK! THANK YOU! _______________________________________ MY MATH HOMEWORK: 30 DIVIDED BY 10 56 DIVIDED BY 6 55 DIVIDED BY 10 30/10=3 55/10=5.5 or 5&1/2 Tell what ...

I have no idea where to start! *A quick quiz consists of 3 multiple choice problems, each of which has 4 answers, only one of which is correct. If you make random guesses on all 3 problems, (a) What is the probability that all 3 of your answers are incorrect? (b) What is the ...

magine you work in a steel mill in a large industrial city in England in the late 1800s. You live in a neighborhood with other factory workers, and share the same living and working conditions they do. Write a letter to your representative in Parliament expressing your ...

Solve Find (f o g)(6) when f(x)=4x+4 and g(x)=6x^23x6. I originally came up with 918, but the answer is 916. Obviously I was close, but could someone tell how to get 916. I am studying for a test and am reworking my homework problems. Thanks.

cos(x)=2 and sin(x)=5 Thanks for your previous answers mathmate. No. It's not a typo. I was wondering if someone could explain to me when in real life would I need to solve such problems, or similar, besides answering problems from a textbook. When ever I ask this question I ...

Hello everybody! I've got some problems with my english homework,and I'd really appreciate our help! My homework is : name a stressfull job eg.:doctor,manager than describe why this job is so stresfull,what can be the causers of sress.Why is this bad if you work as an xxxxx ...

1. Homework problems solved in 2 hours 30 minutes at a rate of 26 problems an hour.

Decide whether the each equation has one solution, no solutions,or infinitely many solutions. 1. 2(x3)= 2X A.One solution B.No solutions C.Infinitely many solutions 2. 3(y3)= 2y9+y A.One solution B.No solutions C.Infinitely many solutions 3. 10x26x = 3x2+x A.One solution...

I don't get 2 math problems, if I could see how it's completed then I can do the other problems on my own. Can someone pls help me this is so hard. =( Factor completely. 1. 0.49y^20.0025= 2. 6q^2+19qp+10p^2=


could someone please help me with this two part question? I can not understand it. I need to hand in my homework by tomorrow. Thanks A thousandths grid is completely coloured in when three different decimals are shown. One decimal is double one of the others. a) what could the...

Hi! Can someone check these two answers? Thanks! Directions: Find the correct number of solutions for the following system of equations. 1.) 5x  3y + 2z = 3 2x + 4yz = 7 x  11y + 4z = 3 2.) 2x + y 3z = 4 4x + 2z = 10 2x + 3y  13z = 8 A.) One Solution B.) Infinitely Many...

Consider racial imbalances in education, the economy, family life, housing, criminal justice, health care, and politics. Of these societal challenges facing modern African Americans, which do you think are most difficult to overcome, and why? .Suggust some ideas for solutions ...

1. 2(x – 3) = 2x (1 point) one solution no solutions infinitely many solutions 2. 3(y – 3) = 2y – 9 + y (1 point) one solution no solutions infinitely many solutions 3. 10x – 2 – 6x = 3x – 2 + x (1 point) one solution no solutions infinitely many solutions 4. 4(x...

A production executive,using deductive reasoning as an approach to solving problems,concludes that there is only one correct solution to every problem.The flaw in his reasoning is that: a)it allows his managers to find their own answers b) clear solutions to manifacturing ...

Shelly is working 250 math problems and she wants to finish in 6 days. If she works the same number of problems each day for 5 days how many problems will she have left to work on day 6?

I need help with this homework: Present Perfect vs Present Perfect Progressive: Choose the best answer. (In some sentences, both answers are acceptable.) 1. I’ve never (been making – made ) more than $500 a week. 2. He’s always (wanted  been wanting) to learn how to ...

1. 2(x – 3) = 2x (1 point) one solution no solutions infinitely many solutions 2. 3(y – 3) = 2y – 9 + y (1 point) one solution no solutions infinitely many solutions 3. 10x – 2 – 6x = 3x – 2 + x (1 point) one solution no solutions infinitely many solutions 4. 4(x...

Distinguish among bias, prejudice, discrimination and bigotry as they relate to the issues of racial and ethnic controversies in our society.What possible solutions might social scientists suggest as a remedy for the problems related to these issues........

I'm working on some review problems in Math and having trouble on the critical thinking one. The question says is it possible for 2 numbers to have the same LCM and GCF? Explain. I'm not sure where to begin on this. I know how to do both types of problems but don't know how to...


A professor is interested in determining whether assigning mandatory homework affects students’ grades. He is currently teaching two sections of the same class; in one class, he assigns mandatory homework problems, while in the second class, he just recommends homework ...

in a classic study of problem solving, katona demonstrated that people whoa re required to figure out a problem on their own will learn more than people who are given the solution. One group of participants is presented with a series of problems that hey must figure out. ...

5. Find the solution to the system of equations by using either graphing or substitution. y = 6 – x and y = x – 2 (2, 4) (–4, 2) (4, 2) no solutions 6. y = 2x – 1 and y = x + 3 (1 point)(4, 7) (7, 4) (–7, –4) infinite solutions 7. y = 4x and y + x = 5 (–4, 1) (1...

Mike completed 19 math problems before dinner for tonight’s homework, and he completed x problems after dinner. Write an expression to determine the total number of problems he completed.

I need help with these two problems please. Completely factor the polynomial. 8x^3+16^2+8x+16 Factor the trinomial completely. y^314y^2+48y

in the addition problems below each leter represents the same digit in both problems. Replace each letter with a different digi, 19, so that both addition problems are true.(there are two possible answers.) A B C A D G +D E F +B E H   G H I C F I

Give 3 solutions of the inequality 5x2>7 ???? what are 3 solutions? # different answers?

I'm worried about my math. 1. Why don't you buy a math self teaching book and solve math problems a lot. 2. Why don't you buy a math selfstudy book and solve math problems a lot. 3. Why don't you go to a math academy and study math more? 4. Why don't ask your brother to help...

For my hw i have to graph the following equations 1) x  3y 5 = 0 and 2x = 1  3y 2) y  3x =5 and 3x = 7 + y 3) x = 3y and x +2 = 11 4) y = 2/5x + 1 and x + 2y +11 After done graphing the equations i have to state if there are zero, one, or many solutions. I have already ...

The ionisation of water plays an important role in the equilibria of aqueous solutions. Kw= 1.008 x 1014 mol2 dm6 at 298K. (a) Calculate the pH of the following solutions at 298K showing all your working. Assume full dissociation in each case. (i) 0.054 mol dm3 aqueous HNO3...


I have to do a lot of homework problems like this but I do not really understand how to do any of them. Can someone show me how to do this one so I can do the rest of my homework problems on my own? Thanks. Let A = (a, f(a)) and B = (b, f(b)) Write an equation for: a) the ...

I have to do a lot of homework problems like this but I do not really understand how to do any of them. Can someone show me how to do this one so I can do the rest of my homework problems on my own? Thanks. Let A = (a, f(a)) and B = (b, f(b)) Write an equation for: a) the ...

We are working on molarity of a solution in my class, and I am a little stumped on how to set the problems up. Here is one question from my homework. How many grams of NaCl are needed to make 575mL of 1.5 M NaCl solution? Thank you in advance :)

Unfortunately I was hit by the sweep of illnesses going around due to changing whether and missed school today. Thus I missed the notes in Chemistry leaving me completely confuzzled about tonights homework on Dimmensional analysis or Unit Factoring. I called a friend but she ...

I was given a list of 14 different solutions, and My homework question asks which of the solutions exhibit the commonion effect and which ones are buffers? But, how would I be able to tell???

x = 2/7 is a root of 49x^3  126x^2 + 60x  8 = 0. Factor the polynomial completely and list all real solutions. My answer: (x  2)(7x  2)^2 = 0 factored, and the solutions are x = 2 and x = 2/7.

How many solutions does the system of equations have? 3x=12y+15 and x + 4y=5 Y=6x+2 and 3y18x=12 x2y=6 and 3x – 6y =18 y5x=6 and 3y15x=12 Ok, so I’m having problems with these, so if Steve or Reiny could help with these problems and show the work for them that would...

Hello! I'm having problems with these two math problems. I've tried to solve them but I got nowhere. If someone could please help me, that would great! Thanks again! :) Directions: Verify the identity for each problem. 1.) cot^2y(sec^2y1)=1 2.) cosx+sin xtan x=sec x

Find all solutions to the following equation on the interval 0<=x<=2PI 8cos^2(X)sin^2(X) + 2cos^2(X)  3 = 0 There are 8 solutions. If somebody could show me how to do it and not give me the answers, that would be great.

Find four solutions for the equation 3x+5y=15 so the equation will turn to be y=(3)/(5)x+ (3) and when i do the table i get these points for the solution (2,4.2),(1,3.60),(0,3),(1,1.8) ok Let me give you a help. Take the slope, denominator. 5. Now make each x an multiple of...


janice noticed that the number of problems she did for homework (x) formed a linear relationship with her quiz score (y). When she did 3 problems she earned a 25% and when she did 8 problems she earned a 60%. Write an equation to represent this situation.

I need the answers to why did the banana go out with the prune. I already know the answer to the riddle i just need to know the answers to all the problems. Teachers i am a cheater, deal with it there are cheaters and i am one of them. P.S. I would like a link to a pdf for the...

Good evening ~ I have 2 questions. Kelsey was assigned math homework. He was given 8 word problems to solve. He estimated that it would take him 5 mins. to solve each problem (THAT WOULD TAKE 40 MINS. FOR KELSEY TO COMPLETE HIS MATH HOMEWORK) ? HOW TO WRITE A MULTIPLICATION ...

Hi, I am trying to do homework for my math 012 class solving linear equations and I need help with 9 of the problems. I would really appreciate any help with this. I can do the problems and send them to you, or however you prefer. Thanks!

I am stumped! I have been working on these problems for the longest time and I can not figure out what I am doing wrong. Some how when I get to the last two steps I mess up, and I am beyond frustrated. The directions say: Write an equation of the line containing the given ...

umm, can some one please tell me how to write down the problems on this website? i think this (*) is multiplying but i'm not completely sure. and what is division? i have some graphing problems. by the way, i'm in 9th grade. You are right, multiplication is often indicated by...

bill spent 7 9/10 hours working on is reading and math homework. if he spent 5 3/6 hours on his reading homework, how much time did he spend on his math homework?

A math contest consists of ten problems.Three points are given for each correct answer. One point is deducted for each incorrect answer. Andy answers all the problems and scores 18 points. How many correct answers does he have?

Can this expression be factored? 4x^2+9 My homework assignment says to factor completely and this is one of the problems but I don't think this expression can be factored. Am I wrong? If so how do I factor it.

Selina has a homework consisting of 4 questions.In each question,she needs to find the value of each power.When she turns in her homework,her teachers say she got tree correct answers of which of the following values did she calculate incorrectly?


Please check my answer to see if I got it right. Braden has 1 hour of math homework to do. He spends 2/5 of this time complaining about how much he hates math, 1/3 of the total time looking for his calculator. How much time does Braden actually work on his math homework? My ...

Let f(x)=3x^3 +7.5x +1. In this problem you will estimate f'(3) by computing the average rate of change of f(x)over a small interval. Round your answers to three decimal places. First choose the interval of length .1 with 3 being the left endpoint of the interval. Then f'(3)&#...

hello: i am considering going back to school to get a degree in business. i have borrowed a book from a friend who is already in the program. meanwhile: i sometimes have trouble working my way through the chapter questions. he said that they were not given all of those ...

I have major issues with problems like these,please I need help. For these systems of linear equations in questions Determine how many solutions exist Use either elimination or substitution to find the solutions (if any) 1. y = 2x + 3 and y = x  4 2. 2x + 3y = 8 and 3x + ...

my teacher gave us some fraction problems for homework, but I'm confused about how to go about solving the problem. The problem is what is 2/4 of 8. Can you show me the steps so I can do the rest of the math problems? 2/4 reduces (or simplies if you prefer) to lower terms. ...

I would like to complain about the service we're getting here. I'm sure you guys work very hard, but the last few times I have posted a question on your forum I didn't get an answer until days later (not even from a Jiskha volunteer, a student), long after the homework was due...

We can find some of the solutions of sin x = 0.2 graphically by graphing y = sin x and y = 0.2 (I was able to figure this one out) Use the graph below to estimate some of the solutions. (Let −3π < x < 3π.) Enter your answers as a commaseparated list. ...

give 3 solutions of the inequality 5x2>7 I'm confused. will I have 3 same answers, but have to work the problem 3 different ways, or will there be 3 different answers?

Hi i just needed a little help with my Home Eco homework,could u help me please. here are the questions: what is the social,economical,ittellectual,cultural,protective,security functions of a family. please tell in paragraphs for each section. thanks!!! Please post your ...

A student missed 3 problems on a Physics test and received a grade of 94%. If all the problems were of equal value, how many problems were on the test? Round off your answer to the nearest integer. my answer is 5 questions


MultiStep Equations Solving Equations with Variables on Both Sides 1) 5y + 4 = 4y + 5 11a + 9 = 4a + 30 2w + 3 = 4w  5 2) 3a  10 = 4 + a 2x  1 = x  3 6n + 4 = n  11 3) 29r + 4 = 28 + 13r 7x  11 = 19 + 3x 4) b + 3 = 2b  7 I'm having a bit trouble and really confused ...

Did I do these two problems right? P(1sqrt2) = 8x  4x^2 P(1sqrt2)= 4 P(2/x)= 8x  4x^2 P(2/x) = x1 I think when the answers are plugged back in, the equation is supposed to equal zero, but I don't get this; however, I always redo each problem with different methods and ...

Solve the equation by completing the square. If the solutions are real, give exact and approximate answers. Otherwise, list the exact solutions. 7x^24x+1=2x^27x+3 Please help!!!!! :(

Solve the equation by completing the square. If the solutions are real, give exact and approximate answers. Otherwise, list the exact solutions. 2y^2=12y3 Please help!!!!!!:(

Solve the equation by completing the square. If the solutions are real, give exact and approximate answers. Otherwise, list the exact solutions. 12x=3x^214 Please help!!!!! :(
 Pages:
 1
 2
 3
 4
 5
 6
 7
 8
 9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
 100