# Is x^2 - 2x 1 to 1? I keep getting yes every way I try to work it. Book says no. In the end, I get (with x1=1 and x2=-1 <- I use these numbers because of the x^2) f(x1)

41,910 results

1. ### Physics

A 1.1 kg book is lying on a 0.77 m -high table. You pick it up and place it on a bookshelf 2.3 m above the floor. 1. How much work does gravity do on the book? 2. How much work does your hand do on the book? How do you find work?
2. ### math

Book 1 255 book 2 235 book 3 178 book 4 299 book 5 150 book 6 67 book 7 82 book 8 267 book 9 188 book 10 142 book 11 281 book 12 138 book 13 326 book 14 264 book 15 103 ^ number of pages What would be the best graph or display to represent your Home Library Statistics data? Why?
3. ### Calculus

Is x^2 - 2x 1 to 1? I keep getting yes every way I try to work it. Book says no. In the end, I get (with x1=1 and x2=-1 <- I use these numbers because of the x^2) f(x1) = -1 and f(x2)=3. I can't seem to find if x1 = x2 (btw, I know that by the graph it is not, but I am ...
4. ### mary

The question is: a horizontal force of magnitude 22.0 N is applied to a 2.86 kg book as the book slides a distance d = 0.73 m up a frictionless ramp at angle θ = 30°. The book begins with zero kinetic energy. What is its speed at the end of the displacement? I did W=...
5. ### physics

The question is: a horizontal force of magnitude 22.0 N is applied to a 2.86 kg book as the book slides a distance d = 0.73 m up a frictionless ramp at angle θ = 30°. The book begins with zero kinetic energy. What is its speed at the end of the displacement? I did W=...
6. ### PHYSICS

You push your physics book 2.20m along a horizontal tabletop with a horizontal push of 2.20N while the opposing force of friction is 0.500N . How much work does your 2.20N push do on the book? How much work does the friction force do on the book? How much work does the normal ...

Why is the following situation impossible? A librarian lifts a book from the ground to a high shelf, doing 20.0 J of work in the lifting process. As he turns his back, the book falls off the shelf back to the ground. The gravitational force from the Earth on the book does 20.0...
8. ### physics

a 1.50 kg book is sliding along a rough horizontal surface. At point A it is moving at 3.21 m/s, and at point B it has slowed to 1.25m/s. 1.) How much work was done on the book between A and B? 2.) If -0.750 J of work is done on the book from B to C, how fast is it moving at ...
9. ### physics- TEST TMRW PLS HELP!

Why is the following situation impossible? A librarian lifts a book from the ground to a high shelf, doing 20.0 J of work in the lifting process. As he turns his back, the book falls off the shelf back to the ground. The gravitational force from the Earth on the book does 20.0...
10. ### English

1. He read this book in a day. 2. He read this book within a day. 3. He read this book at the end of a day. ------------------------------ 'In' means 'within' or 'at the end of' according to a dictionary. Q1: Does #1 mean #2? Q2: When he read the book for 1 hour and he ...
11. ### mechanics_ physics

A trolley is use in pushing a book 1.20m along a horizontal table top with a horizonta force of 3.0N. The opposing force of friction is 0.6N. 1. How much work does his 3.0N force 2.what is the work done on the book by the friction? The total work done on the book pls indicate ...
12. ### physics

A 1.5 kg book is lying on a 0.70 m -high table. You pick it up and place it on a bookshelf 2.0 m above the floor. During this process, how much work does gravity do on the book? -> 1.5 * -9.8 * 1.3 = -19.1 J During this process, how much work does your hand do on the book?
13. ### college phsyics

You push your physics book 1.50 m along a horizontal tabletop with a horizontal force of 2.40N. The opposing force of friction is 0.60N. a) how much work does your 2.40N force do on the book? b) what is the work done on the book by the friction force? c) what is the total work...
14. ### physics

A horizontal force of magnitude 22 N is applied to a 3.0 kg book as the book slides a distance d = 0.5 m up a frictionless ramp at angle è = 30°. The book begins with zero kinetic energy. What is its speed at the end of the displacement?
15. ### Physics

a horizontal force of magnitude 18.0 N is applied to a 3.07 kg book as the book slides a distance d = 0.34 m up a frictionless ramp at angle è = 30°. The book begins with zero kinetic energy. What is its speed at the end of the displacement?
16. ### Physics question

A student librarian picks up a 2.2 kg book from the floor to a height of 1.15 m. He carries the book 8.4 m to the stacks and places the book on a shelf that is 0.35 m above the floor. How much work does he do on the book?
17. ### physics

A student librarian picks up a 2.2 kg book from the floor to a height of 1.10 m. He carries the book 7.8 m to the stacks and places the book on a shelf that is 0.35 m above the floor. How much work does he do on the book?
18. ### Physics

A student librarian picks up a 2.2 kg book from the floor to a height of 1.10 m. He carries the book 7.9 m to the stacks and places the book on a shelf that is 0.35 m above the floor. How much work does he do on the book?
19. ### physics

A student librarian picks up a 2.2 kg book from the floor to a height of 1.15 m. He carries the book 8.0 m to the stacks and places the book on a shelf that is 0.35 m above the floor. How much work does he do on the book? how do i do this??
20. ### Physics

1. A student librarian picks up a 2.2 kg book from the floor to a height of 1.0 m. He carries the book 5.3 m to the shelves and places the book on a shelf that is 0.65 m above the floor. How much work does he do on the book?
21. ### physics

A student librarian picks up a 2.2 kg book from the floor to a height of 1.15 m. He carries the book 8.0 m to the stacks and places the book on a shelf that is 0.35 m above the floor. How much work does he do on the book?
22. ### Physics

A student librarian picks up a 2.2 kg book from the floor to a height of 1.05 m. He carries the book 8.3 m to the stacks and places the book on a shelf that is 0.35 m above the floor. How much work does he do on the book?
23. ### physics

A student librarian picks up a 2.2 kg book from the floor to a height of 1.05 m. He carries the book 8.3 m to the stacks and places the book on a shelf that is 0.35 m above the floor. How much work does he do on the book?
24. ### grammar

"However, towards the end the book described how the people lived." or is it "However, towards the end, the book described..." comma or no comma after end? and should it be toward or towards?
25. ### Physics

a horizontal force of magnitude 20.0 N is applied to a 3.05 kg book as the book slides a distance d = 0.87 m up a frictionless ramp at angle θ = 30°. The book begins with zero kinetic energy. What is its speed at the end of the displacement?
26. ### English 10

Persuasive Writing Assignment: Imagine that you are an agent who is interested in publishing new authors. Choose any book you like and present the book to a publisher in New York. You want to be the person responsible for putting the book on the shelf. You should convince the ...
27. ### science

how do you calculate the missing variable in work and power;example:you must exert a force of 4.5N on a book to slide it across a table .if you do 2.7J of work in the process,how far haveyou moved the book
28. ### history

i left my book at school and in study hall i used someone's book and 4gotmy book 4 home work do you think you can help me
29. ### physics

a book,initially at rest is pushed along a horizontal table top by a horizontal force of 2N. After 1s it has been moved 1.5m. The force of friction is 0.4N a.how much work is done on the book by the 2N force? b.how much work is done on the book by friction? c.what is the books...
30. ### Phyics help

I have a few physics questions: 1. How much mechanical work is done by a weightlifter holding a mass of 100 kg, 2.0m above the floor for 3.0 s? Explain ur answer. 2. Calculate the force needed to do 2.0 kJ of work to push a load of bricks 10m? 3. A carpenter applied a force of...
31. ### Science physics

mandy drops a 2.0kg book from a height of 4.5m. how much work has gravity done on the book? M=2.0kg D= 4.5m Not actually sure what to do next. Because none of the formulas work. I need work but I don't even know the force. To find force I need mass which I have but I don't ...
32. ### English

What is the name of the island in the latest Lemony Snicket book "The End" I'm sure it tells you in the book. Have you read it?? ??
33. ### Book recommendation?

Can you please recommend a book that is not of the fantasy/ fiction genre? I am trying to read a book outside of my comfort level, but I don't necessarily want to read something that I'll dislike. Do you know of any good books that could possibly work for me? Thanks.
34. ### English

just reposting this in neater form I had a question today in class it was "Please explain the main point that the character Bill has use evidence from the text to support that." In one of my sentences I placed "Bill said "Thats because some people feel worse when something bad...
35. ### to ms.sue

Lets say you had a book you bought at the book fair for \$4.99. at a book order diouloge, there was a 10 book set for \$27 with one of that book in it. what should you do with that book. I don't just want to give it away, I mean like I payed for it and my dad works really hard.
36. ### APA citation

I am unsure, with APA when you write the title of a book in text, example: from the book Harry Potter....do you underline, or italicize the title? I know when doing the references list that the title of the book will only have the first letter capitalized, but when referring ...
37. ### Science

I need to have an essay written about a book and the scientific relation behind it. I would do it myself but I'm not sure I know what to do and it's a large portion of my grade and it's not due until June but I need it soon as possible so I can get the worry off of my chest. ...
38. ### english

Can you please check my work. Adjectives, adverbs ad comparisons. Use 5 adverbs and 5 adjectives to write a review. Compare an event to the subject of review and use 3 comparisons and superlatives. How did I do? I try to keep myself busy and not set around to watch too much T....
39. ### Physical Science

I need to know what equations to use! (A)How much work is done moving a 2.0Kg book to a shelf 2.00m high? (B) What is the change of potential energy of the book as a result? (C) How much kineetic energy will the book have as it hits the ground when it falls?
40. ### Calculus

We're doing a lab in my Calc II class and I'm stuck on this question. I tried to do it by looking at instructions for a similar question in the book, but it made me more confused. Here is the question and my work: Find the area of the region enclosed by the lines and curves: x...
41. ### English

Ok I had a question today in class regarding a book and there was a question to use evidence from the text to support it so I put "<char name> said "<insert direct txt from that book>" as an example to prove his main point now I included references at the end but I...
42. ### LA a book summary help

i need to do a book summary about the last apprentice. but i don't know what to write.i am like lost right now while trying to figure out what to write.i need a short summary. its due tommorow. and i need it done by 10 tonight.i forgot the important things that happen in the ...
43. ### Writting

Imagine that you are an agent who is interested in publishing new authors. Choose any book you like and present the book to a publisher in New York. You want to be the person responsible for putting the book on the shelf. You should convince the publisher that the book is well...
44. ### Writting

Persuasive Writing Assignment: Imagine that you are an agent who is interested in publishing new authors. Choose any book you like and present the book to a publisher in New York. You want to be the person responsible for putting the book on the shelf. You should convince the ...
45. ### physics

you push a physics book 1.50m along a horizontal tabletop with a horizontal push of 2.40 N while the opposing force of friction is 0.600 N. How much work does each of the follwing forces do on the book? A) you 2.40N push. B) the friction force. C) the normal force from the ...
46. ### Physics

A 1.45 kg book is sliding along a rough horizontal surface. At point A it is moving at 3.25 m/s , and at point B it has slowed to 1.34 m/s . Part A How much work was done on the book between A and B? Part B If -0.750 J of work is done on the book from B to C, how fast is it ...
47. ### Physics!!!!

3. You push your physics book 1.50 m along a horizontal table- top with a horizontal push of 2.40 N while the opposing force of friction is 0.600 N. How much work does each of the following forces do on the book: (a) your 2.40-N push, (b) the friction force, (c) the normal ...
48. ### Math

One book weighs 1 kilogram the other book weighs 200 grams. What book weighs more, show your work.
49. ### English

I have a question. I wrote a research paper and used MLA. I referenced from a book three different times in my paper. When I do my work cited page in the end, how do I go about the page numbers?
50. ### English

I have a question. I wrote a research paper and used MLA. I referenced from a book three different times in my paper. When I do my work cited page in the end, how do I go about the page numbers?
51. ### Science

If I push a book 1.5 m across the table using a constant for of 10 N, how much work do I do on the book?
52. ### fine arts

Describe what work the three brothers from Flanders are known for and how this work was illustrated. i think their most known work is the "Book of Hours" . but i need help in the second part
53. ### Physics

you lift a 10 N physics book up in the air a distance of 1m at a constant velocity of .5m/s. What is the work done by the weight of the book? a) +10 J b)-10 J c) +5 J d)-5 J 10 N is the force of gravity and to find work you do this: W=F_g(change in distance) (10N)(1m)= +10J so...
54. ### RepostedLiterature question

I asked this question a couple of days ago, and wanted to post what my text states.Several agreed (B) was the best answer to the question. After sharing a book with a group of children, the teacher should always: A. determine if discussion is necessary. B. ask questions to ...
55. ### ENGLISH!!!!!

Candy's dog represents Lennie and the fact that the dog was shot foreshadows the end of the book when Lennie is about to get shot. In the sentence above, does the part that says "...foreshadows the end of the book when Lennie is about to get shot." does it have to be in the ...
56. ### Physics

A student presses a book between his hands. The forces that he exerts on the front and back covers of the book are perpendicular to the book and are horizontal. The book weighs 31N. The coefficient of static friction between his hands and the book is 0.40. To keep the book ...
57. ### physics,

A student presses a book between his hands The forces that he exerts on the front and back covers of the book are perpendicular to the book and are horizontal. The book weighs 30.8 N. The coefficient of static friction between his hands and the book is 0.424. To keep the book ...
58. ### Physics

A student presses a book between his hands, as the drawing indicates. The forces that he exerts on the front and back covers of the book are perpendicular to the book and are horizontal. The book weighs 32 N. The coefficient of static friction between his hands and the book is...
59. ### College Physics

a 1200kg car coasts from rest down a driveway that is inclined 20degrees. to the horizontal and is 15m long. how fast is the car going at the end of the delivery if.... (a) friction is negligible (book answer is 10m/s) (b) a friction force of 3000n opposes the motion? (book ...
60. ### physics

A book of mass 7 kg rests on a plank. You tilt one end of the plank and slowly increase the angle of the tilt. The coefficient of static friction between the book and the plank is 0.40. What is the maximum angle of tilt for which the book will remain stationary and not slide ...
61. ### geometry

For Chapeter 10. Section 7 in the workbook how would you work those problems because I have been looking at the tips in the book that explains what to do but as I try to apply those methods my answer seems to get tangled up from the way in the actual book?
62. ### Math

Help meh please Check my answers I suck at dis 1. 4y+3≤y+6 Answer=y≤3 2. -2y>2 Answer=y<-1 3. y/3<-1 Answer=y<-3 4. 3y≤2y+3 Answer= y≤1 5. Sari has to read a book for English class by the end of the week. She wants to read at least 200 pages in the first 5 ...
63. ### physics

A student presses a book between his hands, as the drawing indicates. The forces that he exerts on the front and back covers of the book are perpendicular to the book and are horizontal. The book weighs 30.0 N. The coefficient of static friction between his hands and the book ...
64. ### eng

Introduction: You're assigned a book report that is due at the end of the month, you say to yourself "hey that's plenty of time, I'll do it later." The problem is when is later? Is it later in the day, week or later meaning close to the day the book report is due? So then you'...
65. ### Math-marine ecisytems

How do I divide 71%÷519million square kilometers and wat is the work? Need answers before 9:00pm today 8-30-16 thanks :) ;) so far I have done a dividing box with 510000000 in it and 71 as my divider my parents can't help it is to hard for them and it is hard cuz the book ...
66. ### writing ASAP-.

i'm work on a book project on ameila earhart.The queston on my book report is ...How is the provied by the author imporant or relatable to today's modern society ?Please tell what this means and give an example.
67. ### Math

How do you work this problem step by step? p-12 when p= 22 We don't know what book you are using and probably none of us has a copy if you told us the name of the book. Please post your question and someone will try to help. Please be specific and tell us exactly what you don'...
68. ### Writing Skills

The call number of the book that you're looking for is R865.2. What do you know about the book based on this information? A. It's a book of or about Roman literature. B. It's a book about medicine. C. It's a reference book. D. It's a book that can be gained through ...
69. ### physics

A boy pushes a book by applying a force of 40N.Find the work done by the force ,if the book is displaced by 25cm along the path.
70. ### physics

A boy pushes a book by applying a force of 40N.Find the work done by the force ,if the book is displaced by 25cm along the path.
71. ### physics

A boy pushes a book by applying a force of 40N.Find the work done by the force ,if the book is displaced by 25cm along the path.
72. ### Physics

Mandy picks up a 25 N book from the floor to a height of 0.50m. How much work does Mandy do? (Hint use w=mg to find the force necessary to move the book)
73. ### English

i am trying to write a paper on Frankenstein. the question is "Is Frankenstein a work of science fiction?"....i have to write a persuasive essay...i believe that it is a work of science fiction...but as ussuall i need sources and proves from the book to prove my opinion....so ...
74. ### english

I'm writing an essay and my textbook doesnt have an author, so I how would i write a direct quote from the book. The book is called Pearson Custom Business Resources, so Im thinking i would just put Pearson and the page number at the end of the quote
75. ### Math

If Joyce reads 1/6 of her book on Monday, 2 over 5 of her book on Tuesday, and 1/3 of her book on Wednesday, what part of her book does she read?
76. ### English - Ms. Sue

So in my grammar book it is these explanation: We use the with nationality adjectives that end -ese, -ch, -sh, -ss and are used to refer to all the people of that nationality, eg. Chinese, Japanese, Spanish. The French drink a lot of wine. The Swiss are famous for their banks...
77. ### Chemistry

Are my answers correct? Identify each energy exchange as primarily heat or work and determine weather the sign of ?E is positive or negative for the system. A. A rolling billiard ball collides with another billiard ball. The first ball (system) stops rolling after the ...
78. ### Math

^=exponents /= divide So I am not sure how to do this. It is an example in my book but I still don't get it. Can you work through ti so I can do my real work. (-1^2+-1^-2)^-1 [(-1)^2+(-1)^-2)]^-1 = [1 + 1/(-1)^2]^-1 = (1 + 1)^-1 = 1/2
79. ### Physics HELP!!

A student presses a book between his hands, as the drawing indicates. The forces that he exerts on the front and back cover are perpendicular to the book and are horizontal. The book weighs 29.7kg. The coefficient of static friction between his hands and the book is 0.44. To ...
80. ### Physical Science-Physics

You need to pick up a book off the floor and place it on a table top that is 0.78 m above ground. You expend 1.56 J of energy to lift the book. The book has an acceleration of 1.54 m/s squared. What is the book's mass?
81. ### English; Help..

Imagine that you are an agent who is interested in publishing new authors. Choose any book you like and present the book to a publisher in New York. You want to be the person responsible for putting the book on the shelf. You should convince the publisher that the book is well...
82. ### Algebra II

Write an equation for the ellipse with end points of the major axis at (7,1) and (-7,1) and end points of the minor axis at (0,5) and (0,-3). I do not know how to start this. There are no examples in my book that I can study. Could you show me how to set this up? Thanks.

Check My Work (No more tries available) The Book Nook makes four times as much revenue on paperback books as on hardcover books. If last month's sales totaled \$124,300, how much was sold of each type book?
84. ### English

Hello, my teacher gave me the assignment of writing a essay about the book I picked to read. The essay is suppose to be a personal opinion to the author or to the book. I am confuse on what to write about. What does it mean, by a personal opinion, do I use first person when ...
85. ### Physics

A spring with a spring constant of 22N/m is initally compressed by 2.3cm. How much work is required to compress the spring an additional 1.7 cm? I can't find information in my book about compression; only work and exertion. Please help and provide all steps for work. Thank you...
86. ### To Kill a Mockingbird

In "To Kill a Mockingbird" the book, Is Arthur Radley's mom still alive at the end of the book? Because I remember that Radley's dad died. Could someone also give the page number if they can or a website were they found it? (Also, Calpurnia's son has children, how many?)

Who is the antagonist in the book, Death Be Not Proud? Also, what type of conflict is it and what is the climax of the story? Is the climax when Johnny starts having a stiff neck and they discover he has a tumor in his brain? And what is the dialect of the book? I already had ...
88. ### Physics

You drop a 1.60 kg book to a friend who stands on the ground at distance D = 12.0 m below. If your friend's outstretched hands are at distance d = 1.40 m above the ground (see the figure), (a) how much work Wg does the gravitational force do on the book as it drops to her ...
89. ### chemistry

Are my answers correct? Identify each energy exchange as primarily heat or work and determine weather the sign of ΔE is positive or negative for the system. A. A rolling billiard ball collides with another billiard ball. The first ball (system) stops rolling after the ...
90. ### chemistry

Are my answers correct? Identify each energy exchange as primarily heat or work and determine weather the sign of ΔE is positive or negative for the system. A. A rolling billiard ball collides with another billiard ball. The first ball (system) stops rolling after the ...
91. ### Psychology Life coaching

Hello, can you steer me in the right direction of what my professor it looking for? We need to find a book and critique it on the subject of life coaching. Would any book by john c. maxwell work. thanks
92. ### Statistics

In how many different ways can a chemistry book, a calculus book, a history book and a dictionary be arranged on a shelf so that the chemistry book or the history book appears first?
93. ### Physics

A book with a mass of 1350 g is sitting on a desk. The ukf between the book and the desk is .45 and the ukf between the book and the desk is .30. a. how much horizontal force is required to start the book moving across the desk? b. Once it starts moving, what is the ...
94. ### Physics - Check my work please :)

Check this please :D Which of the following three statements used to describe work are true: i)Work is done only if an object moves through a distance ii)Work is done only if energy is transferred from one form to another iii)Work is done only if a force is applied In which of...

Find the value fir each expression. Show your work. (13.28 - 7.8) divided by 4. I have the answer in the back of my book and when I try to work the problem out I keep getting the wrong answer. The answer is supposed to be 1.345 I can get the 1.34 but I get a remainder if 2. ...
96. ### English

Reading the book Twilight by Stephenie Meyer. Will have to write book report in class 11/13/07. Has anyone read the book and written a book report on it.
97. ### english

rewrite the following sentences : Marco polo made many discoveries.The discoveries were amazing. Begin with:Marco polo........... She will win the prize.she has worked hard use :since..... They could hardly see the way.it was very dark. Rewrite using:so..that she told me that ...
98. ### language

okay i read the book Royally Jacked for english and i had to return the book and i need to finsh my book report ASAP ! i need to know 20 vocab words used in the book , venn diagram , plot diagram , summary 3-10 ! and i cant FAIL . so can you please help me and its also due in ...
99. ### science

a 5.o kg book is sitting on a table. which describes the forces acting on the book? a)there are no forces acting on the book b)the net force on the book is zero Since the weight of the book is cancelled out by the support of the table. does that mean a) there are no forces ...
100. ### Physics

A girl runs up a stairway that is 6m high with a 500g book, her mass is 70kg. Take g=10m/s2 calculate (a) weight of the book (b) weight of the girl (c) the total work done by the girl when she reaches the top