Threads Tagged with inequalities Thread / Thread Starter Last Post Replies Views 1. The problem statement, all variables and given/known data 1/z - 1/2z - 1/5z = 10/(z+1) This is the equation... Feb16-14 06:24 PM Mark44 7 309 Precalculus Mathematics Homework 1. The problem statement, all variables and given/known data Solve the inequality for x, given that (4x - 16) / <... Jan29-14 05:27 PM statdad 2 130 Calculus & Beyond Homework 1. The problem statement, all variables and given/known data Show via induction that the nth root of (a1 * a2 * a3 *... Dec31-13 12:04 PM Isaac Wiebe 2 273 Calculus & Beyond Homework These are the two last problems I'll bother you with for a short while (I love this forum, I'll definitely stay on and... Oct30-13 08:41 PM Mark44 4 313 Calculus & Beyond Homework Note: I think I solved this while writing this topic, did not want to scrap it! if you think its wrong let me know! ... Oct24-13 08:44 PM radiator 5 494 Calculus 1. The problem statement, all variables and given/known data Identify the solution set of the inequality. 2.... Oct1-13 11:09 PM ehild 9 608 Precalculus Mathematics Homework 1. The problem statement, all variables and given/known data http://i42.tinypic.com/153wehw.png 3. The... Sep29-13 02:47 PM HallsofIvy 3 340 Precalculus Mathematics Homework Hello, I was looking at Riley's solution manual for this specific problem. Along the way, he ended up with a quadratic... Sep13-13 09:11 AM pasmith 3 406 General Math Prove that $$\frac{y^x-1}{xy^{x-1}(y-1)}<1$$ where x,y \in ℝ, x>1 and y>1. I was able to prove it using... Aug11-13 09:14 PM Simon Bridge 3 449 General Math the random value X has the inequality , -10<=X<=10 and E(X)=2, what is the minimum upper bound of the probability... Jun8-13 08:10 PM haruspex 14 514 Precalculus Mathematics Homework Hi all, I've been trying to figure out why this statement is true: \frac{r}{r+b} > \frac{r-1}{r+b-1} \quad... Jun8-13 05:34 PM GreenLeaf 15 571 Set Theory, Logic, Probability, Statistics Hello, could somebody please explain to me how 1-exp(-μt) ≤ μt and similarly (1-exp(-μt))exp(-λt) ≥... Apr28-13 10:40 AM stukbv 2 293 Set Theory, Logic, Probability, Statistics 1. The problem statement, all variables and given/known data x y and z are real numbers solve in lR (1+4x^2)y=4z^2... Apr21-13 06:00 AM mfb 1 298 Precalculus Mathematics Homework Hi, I was hoping that someone might be able to please help me with this proof. Prove that var(x+y) ≤ 2(var(x) +... Apr8-13 09:55 PM stlukits 3 448 Set Theory, Logic, Probability, Statistics 1. The problem statement, all variables and given/known data Solve each inequality without graphing the corresponding... Mar25-13 01:25 PM SammyS 3 423 Precalculus Mathematics Homework http://i.imgur.com/DIhhNSN.png I need help with the second part, I've managed to get through all of the part (i),... Mar18-13 03:51 PM dirk_mec1 2 241 Calculus & Beyond Homework Please vote and if possible state the reasons for holding your belief. As a review here are the two major views with... Mar13-13 04:46 PM bohm2 278 17,388 Quantum Physics 1. The problem statement, all variables and given/known data Hi PF! I am studying from a book - A first course in... Mar11-13 04:00 AM icystrike 6 812 Precalculus Mathematics Homework So could you please help me demonstrate some inequalities? Please! They want to prove them without calculating the... Mar4-13 05:19 PM HallsofIvy 3 333 Calculus & Beyond Homework Hello guys, I am trying hard to understand the reason of the violation, and i hope you give me some help. Here... Feb26-13 09:17 AM bohm2 97 9,016 Quantum Physics I want to show that if f(x) > g(x) \forall x \in (-\infty, \infty) and ... Feb24-13 08:21 PM jbunniii 3 133 Calculus 1. The problem statement, all variables and given/known data Solve the following inequalities. Do each one... Feb20-13 05:19 AM Elihu5991 2 332 Precalculus Mathematics Homework When I was working on a rather difficult real-life math problem, I nearly found the solution. What I came up with was... Feb18-13 03:22 PM Chelonian 0 411 General Math Hi, I used to do all this type of inequalities but I have not practice this for almost a year and I have totally... Jan28-13 11:30 AM Serinety 3 601 General Math 1. The problem statement, all variables and given/known data (x-2)/(x+3) less than (x+1)/(x) 3. The attempt at a... Jan17-13 09:07 AM Joffan 19 1,350 Precalculus Mathematics Homework 1. The problem statement, all variables and given/known data Hi, i have a question regarding inequalities: I have... Jan16-13 05:05 PM Joffan 9 513 Precalculus Mathematics Homework Hello, I'm having some trouble with a Queuing Networks question, not the networks but solving a system of inqualities... Nov17-12 05:49 PM Ray Vickson 4 439 Calculus & Beyond Homework 1. The problem statement, all variables and given/known data (5 + √24)x + (5 - √24)x > 98 2. Relevant equations... Nov9-12 04:35 AM tiny-tim 4 618 Precalculus Mathematics Homework Can anyone help me confirm if I've solved this correctly? Many thanks. 1. The problem statement, all variables... Oct27-12 09:58 PM odolwa99 8 538 Precalculus Mathematics Homework find the set of values of x for which 2x > \dfrac{3x + 1}{x+1} done this and got -1 1 b) find the... Oct25-12 03:22 PM synkk 6 606 Precalculus Mathematics Homework I am looking at questions like 1/(x+4)>x-4 or 1/(x+7)>x-7 I have no idea how to solve them, I have simplified to... Oct24-12 05:52 AM alewisGB 6 431 Precalculus Mathematics Homework My final answer matches that of the text book, but do I need to change the < to > at any point as I solve this? I ask... Oct23-12 11:13 AM odolwa99 2 440 Precalculus Mathematics Homework 1. The problem statement, all variables and given/known data The final answer I have of (a+b)(a-b) does not appear... Oct22-12 11:48 AM odolwa99 4 534 Precalculus Mathematics Homework 1. The problem statement, all variables and given/known data Hi, there are several methods to solve an quadratic... Oct9-12 03:21 PM davon806 2 615 Precalculus Mathematics Homework Hi, I am trying to solve x^2 - 10x + 26 < 0 Here are my steps: 1.Find the roots of x by using quadratic formula: ... Oct1-12 03:32 PM HallsofIvy 10 696 Precalculus Mathematics Homework I was hoping someone could give a little more insight, or perhaps enlighten me to a better way of approaching solving... Sep28-12 07:14 AM Diffy 6 1,162 General Math 1. The problem statement, all variables and given/known data The product of two numbers is less than 340. One of the ... Sep16-12 11:22 AM CAF123 1 575 Precalculus Mathematics Homework 1. The problem statement, all variables and given/known data http://i.imgur.com/cHFof.jpg Question 42 in particular.... Sep14-12 07:00 AM HallsofIvy 1 455 Precalculus Mathematics Homework I have been stuck on two question for sometime, and would appreciate some guidance to where I am going wrong. Here... Sep4-12 03:15 PM Taylor_1989 11 1,185 General Math Hello, I am stuck on something so simple. The problem is i have a great difficulty with the geometric interpretation... Aug28-12 10:13 PM chiro 1 1,004 Linear & Abstract Algebra