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)),

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  1. math

    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...
  2. Algebra 2/Trig

    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!!
  3. math

    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 ...
  4. Discrete Math

    Hi, I need help with interpreting a figure. You can find it one photobucket. First, type in flutegirl516 in the search bar and then click on the message that says: "Are you looking for the Photobucket user flutegirl516? Click here to see this user's profile" I have to ...
  5. Math for Trish To Help Me With

    Factor the following. You will earn 5 points for each polynomial that is factored correctly. Please label your individual answers with a – f. a.) 4x2 - 25 b.) 3x2 + 6y c.) x^2 - 7x + 10 d.) 2x^2 - 9x – 18 e.) 2ax + 6bx + ay + 3by f.) 6x^2 + 12x – 48 *Can you help me with...
  6. College Algebra

    The problems reads: "The equation x^2-9x=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 (x-9)x=0 x^2=9x (x-9/2)^2-81/4=0
  7. Nothing Realted

    I know this question should not be here but my samsung galaxy s5 is not working. The screen will come but i can not do anything. Technically it is frozen. I have tried every method. I tried to take the battery out. It did not work. I also tried to reboot it but the options ...
  8. algebra homework help

    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 ...
  9. Math

    Hi I did a quiz today it said I got A 5/9 but it did not show me the correct answers or the ones i missed so if it could be possible that someone could the answers so I could see which ones I need to fix please help me I just came here to see which ones are correct also I'm ...
  10. math

    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 ...
  11. Math

    There is a large bag with marbles in it. There are 23 red ones, 16 black ones, 5 blue ones, 17 orange ones, 4 white ones, and 15 purple ones. Juanita reaches in without looking and selects one marble. What is the probability that it is purple?
  12. Chemistry

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

    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 ...
  14. sat essay

    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 ...
  15. 5th grade math

    My daughter must correct the problems that she has gotten wrong in math, and we are trying to help her. I can not remeber how to write decimals in exponential form, and I tried looking in her book. Can some one help me so that I can help my daughter. Thanks Here is the problem...
  16. Math (Quadratics)

    3. Solve for x in 8x^2 + 2x - 4 = 0 I have tried factoring, taking out a GCF then factoring, completing the square, and got a bunch of wrong answers. I thought we were supposed to complete the square, so maybe I'm just doing that wrong. I'm not looking for the answer to the ...
  17. Oranganization leadership MGT

    What are some internal human elements that may force an organization to change? Please note that we don't do students' homework for them. Once you have posted what YOU think answers might be, someone here will be able to critique your thinking. =) Stress on employees is a ...
  18. Math Homework Help

    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^2-y-1)=1 2.) cosx+sin xtan x=sec x
  19. Chemistry 1

    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 :)
  20. Algergra

    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 ...
  21. Math

    I have 6 thousands,12 tens, 9 hundreds, 10 ones and 3 tenths. What number am I? This is a question on my 3rd grade daughters math homework and I'm completely confused. I think it may be 7030.03???
  22. Reading

    I'm in seventh grade and working on my test for Reading. Everything is fairly simple and easy, but I came across a question that I cannot determine the answer for. The question is: "What is the meaning of the prefix pro- in the word 'proposed'?" The answer choices are: "above...
  23. History

    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??
  24. complaint

    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...
  25. math

    Ivan finished es025-1.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?
  26. algebra homework help

    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
  27. Geography

    http://www.answers.com/sovereignty?cat=biz-fin There are many definitions here; keep scrolling down to read them. The first ones are the most concise, though. It has more than one meaning, but basically it has to do with control of territory, yes. Could someone please explain ...
  28. Statistics

    I'm looking for some help with my statistics homework...I'm good with the basics, but I really bombed on my last class anyone??? To help you, we need to know specifically what problems you have. Please repost with specific problems. I hope this helps a little. Thanks for asking.
  29. math

    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?
  30. Math

    One solution of 12x^3-23x^2-3x+2=0 is 2. Find all other solutions. I tried rearranging the equation to factor by grouping, but that 23x^2 is bothersome and I can't get the right answers (I know the answers are 2, 1/4, and -1/3). Help? Thank you!
  31. Math

    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 ...
  32. algebra homework help

    A student missed 8 problems on a Chemistry test and received a grade of 47%. 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 15 question were on the test is this correct
  33. Math

    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?
  34. 9th Grade Math

    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 ...
  35. Networking

    Alright, Im stumped on this homework, I cannot figure it out and my professor is of little to no help.... there are supossibly 3 problems with this netowork. something with the router address with the network masks. The top number is IP, second is subnet, third is gateway. ...
  36. Easy (yet confusing) Algebra

    These problems are pretty easy, but confusing (as stated in the subject line). |2x+5|-x=10 |3x+4|-2x=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 ...
  37. Math Please Check!!

    Please check my answer to see if I got it right. Thanks. 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 ...
  38. Trigonometry

    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...
  39. Finding OH-,H3O+, pH, and pOH?

    Hi! I am very stuck with these problems. I have tried to solve for each of these values, but I keep getting the answers wrong. Q: For each of the following strong base solutions determine OH-, H3O+, pH, and pOH: 8.66×10−3 M LiOH 1.15×10−2 M Ba(OH)2 2.2×10−...
  40. Finding OH-,H3O+, pH, and pOH?

    Hi! I am very stuck with these problems. I have tried to solve for each of these values, but I keep getting the answers wrong. Q: For each of the following strong base solutions determine OH-, H3O+, pH, and pOH: 8.66×10−3 M LiOH 1.15×10−2 M Ba(OH)2 2.2×10−...
  41. math

    Solve the equation check for extraneous solutions 6/6-4x/=8x+4 I used/ / for the brackets posssible answers x=1 x=5/2 or x=2 x=5/2 x=5/2 or x=1 Not looking for just the answer, would like to know how to get it.
  42. Math

    I need help with my math homework.I searched for homework help forums and I found the Jiskha Website on the Google Website so this is my first time.I am new. Math Homework: What is the value of number 3 in 2,539? What is the value of number 9 in 4,879 What is the of number 6 ...
  43. MaTH

    Danielle bought a gift for a friend that originally cost $32. She used a coupon to get $5 off. what percent did she save? I tried working 32-5=27, 32divided by 27 = 1.185 ???
  44. Math

    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?
  45. AP Bio

    What are the problems, environmental effects of the problem, and solutions for biological magnification? I've been looking at so many websites and none seem to help!!
  46. Cultural Diversity

    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 ...
  47. Math

    An average song is 5,000 bytes (5B). ow many songs can an 4 gigabyte mp3 player store? I'm not looking for an answer, but please explain how to solve this problem? I'm confused. There are many other problems like this on my homework and I don't know what to do.
  48. Math 8R - HW Qs. Check

    Topic - Logic In the clues below, each variable represent a different digit ranging from 0-9. Determine what digit each variable represent g+g+g = d (3+3+3 = 9) j+e = j (2+0 = 2) g (to the 3rd power) = d (3, to the 2nd power = 9) b+9 = d (6+3 = 9) f-b = c (7-6 = 1) i+h = a ...
  49. I have ONE more

    Factor completely: 2x2 - 32 another math question?? We do not do your homework for you, but I will start you out. 2x^2 - 32 = 2(x^2-16) You should be able to work it from here. I hope this helps. Thanks for asking.
  50. Home Economics/Science

    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 ...
  51. maths

    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 ...
  52. Math

    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 ...
  53. Math check

    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...
  54. @ Sarah - econ

    I deleted your 43(!) questions. Since you didn't post your answers, I assume you wanted someone else to cheat and give you the answers. No way! If you try that again, you'll be banned from posting here! If you want to post three or four questions with your answers, we'll be ...
  55. College Algebra

    I'm sorry I wrote the problem wrong previously. "The equation x^2-9x-1=0 has 2 solutions A and B. Where A < B. x^2-9x-1=0 (x-9)x=1 x^2=9x+1 (x-9/2)^2-85/4=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...
  56. intermediate algebra

    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... 3x-4|+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 ...
  57. ALL STUDENTS, PLEASE READ

    Please remember these things: 1. This is a homework help website; please put your subject (math, science, English, or ??) in the subject line to make it faster for each teacher to find those questions in his/her areas. Even better is if you put your specific subject, such as "...
  58. Math ~CHECK MY WORK PLEASE~

    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 1-2, solve the inequality. 1.) x + 8 < -28 a~ x < -36 ****** b~ x &...
  59. Math (Solving Equations)

    Find all solutions (answers should be given in simplified form). Some answers may involve the number i. (x^2/6) - (2x/3) = 3 + (x/2) I turned (2x/3) into (4x/6) and subtracted it from (x^2/6) to get: x(x-4) / 6 I turned 3 into 6/2 and added it to (x/2) to get: (x+6) / 2 So ...
  60. @someone who can show me how to do this

    Hi I'm Aluminum<3 Helping and C.S.I, but you can call me Alumi. for short. So here's my Question,Determine how many solutions exist for the system of equations. I need someone who can WORK IT OUT with me and SHOW me how to do it. 1. 6x+y=−3 2. 6x+y=−3 They both ...
  61. MATH

    2x-3(x+4)= -5 The answer is -7 , but I am unable to get this answer. tried working problem several ways get different answers for ex. I get -17 or 7 Please I need some help
  62. To: Anonymous; Re: GRAMMAR TEST

    I've removed your 50-question final grammar test. You posted none of your answers, so obviously you're looking for answers and not help. The Jiskha Forum's purpose is to HELP students with homework. We do not do assignments or tests.
  63. math

    Hi, I've been working on this problem: Evaluate the triple integral of xz with the vertices (0,0,0), (0,1,0), (0,1,1), and (1,1,0). I drew out the tetrahedron, but I can't set up the bounds. Usually, they give you an equation as a bound. Here, I'm just completely lost.
  64. math

    Hi, I've been working on this problem: Evaluate the triple integral of xz with the vertices (0,0,0), (0,1,0), (0,1,1), and (1,1,0). I drew out the tetrahedron, but I can't set up the bounds. Usually, they give you an equation as a bound. Here, I'm just completely lost.
  65. grammar

    To no ones surprise, Joe didn't have his homework ready. A. no ones surprise B. noones surprise C. no-ones surprise D. no ones' surprise E. no one's surprise I put A but it was wrong and I don't know why?
  66. English

    I am looking for reliable websites for writing a persuasive essay why homework is bad for students. I'm having trouble looking for good websites about why homework is bad. Can you help me find one or two?
  67. To SquadHunter

    I banned you from posting here until about noon tomorrow. In the meantime, I suggest you try to find the answers to the many questions you posted. Post your answers and I'll be glad to check them. We will not do your homework for you!!!
  68. English...

    why are people talking about ebola when it started a long time ago? It's a serious question I'm asking and I know it doesn't relate to homework but when i tried searching it up it wont give me the right answer im looking for
  69. math

    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 ...
  70. Math

    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?
  71. Math

    I understand problems like this but with just a variable in the first one. Here, it has 12. This throws me off. factor 12m^2 + 25m + 12 = 0.
  72. Math

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

    For these problems the instructions say to tell whether each scale reduces, enlarges, or preserves the size of the actual object. Here are my problems and answers: 1. 10 cm: 1 dm Ans: reduces 2. 3 ft:3 yd enlarges 3. 5 km: 5 m enlarges 4. 1760 yd: 5280 ft reduces
  74. Math

    Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+2-3i 2. Forces of 60 and 100 pounds have a resultant force...
  75. Math

    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...
  76. internet/math

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

    Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+2-3i 2. Forces of 60 and 100 pounds have a resultant force...
  78. Math (What Do I Do)

    Choose the best graph for the given situation. Copy the graph and label the axes with the variables give in parenthesis (the first variable goes on the y axis and the second variable on the x axis). 1.Karina walked from home to the library, did some homework, then walked back...
  79. Math

    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.
  80. Math Surveying

    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...
  81. Geography help plz due tommorrow

    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 ...
  82. math- adding and subracting intergers

    what is the value of -27 - 8? a. -35 b. -19 c. 19 d. 35 what the solution 40 + (-11)? a. -51 b. -29 c. 29 d. 51 what the value of -31 + 30? a. -61 b. -1 c. 1 d. 61 Can u check my answers? here they are: 1.c 2.d 3.1 if they r wrong plz tell me the right ones
  83. English

    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 self-study 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...
  84. literature

    I'm having problems with my homework , I keep getting the wrong answers can anybody help me with lesson4 poetry,part1#10-15
  85. English

    What can you do to save electricity? 1. I can unplug my computer when I go to bed. 2. I can turn off the lights when I leave my room. 3. I can unplug all the things such as the computer, the printer, the speaker, etc. 4. I can unplug the electric mat when I don't use it. 5. I ...
  86. Chemistry

    Consider the titration of 100.0 mL of 0.260 M propanoic acid (Ka = 1.3 ✕ 10−5) with 0.130 M NaOH. Calculate the pH of the resulting solution after each of the following volumes of NaOH has been added. (Assume that all solutions are at 25°C.) (a) 0.0 ...
  87. algebra

    A 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= 3 of missed problems 65% of correct problems 35% of ...
  88. polar co ordinates

    how do you obtain the cartesian equation for r^2=16cos(3theata)?? I've tried looking on many website and at my notes but have had no luck. i know that r^2=x^2+y^2 and x=rcos(theta) but don't know were to go from here?
  89. Math Challenge check

    I can appreciate your honesty. However, I thought this was a blog to help people not to insult them. What may seem obvious to one person may not be to the next. Especially so for young students who come here for help with homework problems.
  90. Pre Calculus

    So I only have 3 homework questions left and I can't seem to figure out how to solve. I've tried solving them, but I keep getting them wrong. Any help? Factor the polynomials: a) 3x^2 +19x - 40 b) x^4 - 25x^2 Simplify the expression completely: (1/(x-h)^3 - 1/x^3)/8h
  91. 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...
  92. Algebra

    Can someone check my algebra answers and help me with the problems I don't understand? 1. n^2-n-20/2n^2 times n^2+5n/n^2-25 answer: n+4/2n 2. (2x-6/21)/(5x-15/12) answer: 8/35 3. 5x-3/6 - x+3/6 answer: 2x/3-1 4. 5x/26 - 2x/13 answer: 1x/26 5. 3x^2/9x^5 answer: 1/3x^3 6. (x^2+...
  93. Math

    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 ...
  94. Criminal Justice

    Can someone please tell me what social disorganization theory is? And what its principles are. Because I've tried looking it up online,but something about neighborhood keeps popping up. Thank you. Thank you for using the Jiskha Homework Help Forum. Here is the site which ...
  95. college algebra

    What is the answers and break down of them, Typing hint: Type x 2 as x^2 (shift 6 on the keyboard will give ^) 1) Solve the following quadratic equation by factoring: a) 7 010 2 xx =++ Answers: Show your work here: b) Solve the quadratic equation using the quadratic formula. ...
  96. Math

    Do you know of a good website that can help me with word problems? I want to be able to type in the word problem, get an answer with an explanation of the problem and hoe they got the answer. Sorry! The Internet is wonderful -- but it doesn't do our thinking for us. You're ...
  97. Math (Combinatorics)

    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 non-math problems. One of the camp mentors noticed that whenever all the students were partitioned into 2 or more ...
  98. math conversion factors

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

    there's a question that I don't understand and the direction says that 'solve problems as combination integer problems.remember to rewrite all double sign problems as combination problems before solving' and here's a question 50- -61+ - 170 =
  100. Math(solving a quadratic by factoring)

    Ok I get most of the problems except for these last two. x^2-16=0 and x^2=36 I seem to have trouble with the simplest of problems and none at all with the hard ones.
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  75. 74
  76. 75
  77. 76
  78. 77
  79. 78
  80. 79
  81. 80
  82. 81
  83. 82
  84. 83
  85. 84
  86. 85
  87. 86
  88. 87
  89. 88
  90. 89
  91. 90
  92. 91
  93. 92
  94. 93
  95. 94
  96. 95
  97. 96
  98. 97
  99. 98
  100. 99
  101. 100