quiz

  1. K

    Calculus Quiz Problems

    Determine the area of the region enclosed by the graphs of f(x) = x^2 + x +5, g(x) = 3x +13, and the vertical line x = 0 I got 26.67 but he gave me zero points for it so idk. Set up (but do not evaluate) an integral that will give the area of the surface generated when y= x^3/8 is revolved...
  2. M

    Linear Programming quiz questions

    I have some questions if my answers are correct and I just need anyone to verify and correct my solutions :(. A.Given an optimal solution to an LP model, is there a case when the value of z is negative? Justify your answer. My solution: Yes, the value of z can be negative if the gradients of...
  3. C

    points of intersection quiz

    I have been looking for points of intersection problems but I can't find many good ones. Can anyone here make a points of intersection quiz? I'm talking about not just lines but all the way up to nonlinear equations, conics and trigonometric/transcendental functions.. Very hard to find a good...
  4. S

    I have a complex polynomial question from my calculus sample quiz

    1. Given i is a solution, and all the other solutions for z^3 - (2 + i)z^2 + (2 + 2i)z - 2i = 0. I know -i is another solution to this, but when i get to the long division part I'm stuck as i don't know what to do with the (2+i) and (2+2i)
  5. Y

    please help me about some statistics O/X quiz...

    Dear everyone With all due respect, may I ask a help for some O/X quiz? 1)Suppose two random variables X and Y are negatively correlated. If X is above its mean, then Y is always below its mean. (I know that when two are negatively correlated, if X gose up, Y goes down. However, I am not...
  6. T

    Simple Maths Percentage Problem

    Hi Guys, That's right, maths... I'm from the UK (Wink) I have a really simple issue (well it will be for you guys), I'm not a mathematician so could really do with some help. I have 3 numbers:- Total Visits - 3,909 people Bounce Rate of Total Visits - 56.13% New Visits - 68.66% I've worked...
  7. C

    Expected number of questions to win a game

    Let, a person is taking part in a quiz competition. For each questions, there are 3 answers, and for each correct answer he gets 1 point. When he gets 5 points, he wins the game. If he gives 2 consecutive wrong answers, then his points resets to zero (i.e. if his score is now 4 and he gives...
  8. M

    take my pre-calculus quiz test exam course class {A+ GUARANTEED}

    First Assignment is "FREE OF CHARGE".Contact me at math.assistance@yahoo.com
  9. M

    do my online pre-calculus quiz test exam course class {A+ GUARANTEED}

    First Assignment is "FREE OF CHARGE".Contact me at math.assistance@yahoo.com
  10. M

    do my online math quiz test exam course class {A+ GUARANTEED}

    First Assignment is "FREE OF CHARGE".Contact me at math.assistance@yahoo.com
  11. M

    take my online statistics quiz test exam course class {A+ GUARANTEED}

    First Assignment is "FREE OF CHARGE".Contact me at math.assistance@yahoo.com
  12. M

    do my online statistics quiz test exam course class {A+ GUARANTEED}

    First Assignment is "FREE OF CHARGE".Contact me at math.assistance@yahoo.com
  13. I

    My first thread

    Hello, I am ilikedirt and i am a noob. I am a computer science student taking a lot of math, getting done with calculus 3 this term then i have discrete math and some math electives to pick. I really like statistics, gaming, programming, and poker. Ive been lurking this site for awile, really...
  14. K

    need help with a algebra pre quiz

    i have a pre test/quiz to determin what class i am in next year and i want to get into one of the good classes but the only way is for me to get >70% (16.5) on it or somewhere close to that but the only problem is i cant seem to put it all down on pen and paper it seems that i can do the...
  15. K

    hey everyone im new and need help with a pre quiz

    hey everyone this is my first post but i may be asking too much here, i have a pre test/quiz to determin what class i am in next year and i want to get into one of the good classes but the only way is for me to get >70% (16.5) on it or somewhere close to that but the only problem is i cant seem...
  16. C

    Year 9 problem solving quiz - urgent help needed

    At a factory where they made toy cars, they have 4 quality inspectors inspecting the cars as they come off the assembly line. A batch of toy cars is numbered in ORDER from 1 to 2500 and is sent for inspection with each inspector inspecting 1 part. - every 5th car gets its screen inspected -...
  17. K

    quiz participants

    I need help in the below question. thanks Jack clinched 22nd position in a quiz. His position is just behind 3/7 of all the participants. How many participants are there altogether?
  18. H

    Quiz Assistance

    Okay, I hope this isn't one too many problems. So here's the problem with each of them. (Factor completely) 1.9x^7-18x^4+36^6 So far I've gotten to... 9x^7/9^4-18x^4/9^4+36^6/9^4 x^3-2+4^2 And I'm at a pause there. (Factor trinomial) 2.C^2+10cg+16g^2 Not sure if this is right. (c+2g)(c+8)...
  19. K

    The "Correct" answer for one of the 'BBC - The Big Risk Quiz' questions?

    Hi all, I've just completed the BBC Big Risk Quiz and I'm confused about what the correct answer should be for this question (it was the only one of the 'understanding risk' questions I got wrong (Clapping)) https://www.bbc.co.uk/labuk/experiments/risk/ Note that this is a SPOILER ALERT...
  20. V

    Please help! Matrix take-home quiz.

    My teacher gave us a take home portion of the quiz, and allowed us to use any sources we want, so my first instinct was to go on the internet. Background: Questions: Thanks in advance! -Patrick